People Who Have Won

A is for atoi

Ondřej Adamovský
- Most functional interpreter (2019/adamovsky/prog.c)
Anton Älgmyr
- Most cacophonic (2018/algmyr/prog.c)
Derek Anderson
- Most able to divine code gaps (2018/anderson/prog.c)
Glyn Anderson
- Best Use of Flags (2000/anderson.c)
Anonymous
- Dishonorable mention (1984/anonymous.c)
Anonymous -- http://bicoherent.topcities.com/
- Best use of "Precious" Lines (2004/anonymous.c)
Anonymous
- Best 3D puzzle (2005/anon/anon.c)
Someone Anonymous
- Most Diffused Reaction (2015/endoh1/endoh1.c)
David Applegate -- http://www.caam.rice.edu/~davida
- Best X11 Graphics (1991/davidguy.c)
Jack Applin -- http://www.geocities.com/HotSprings/6789/
- Best one liner (1985/applin/applin.c)
- Most adaptable program (1986/applin/applin.c)
- Best of show (1988/applin.c)
Jari Arkko -- http://www.arkko.com
- Strangest abuse of the rules (1989/jar.1.c)
- Best of show (1989/jar.2.c)
- Best of show (2000/jarijyrki.c)
Michael Ash
- Best use of parenthesis (2005/mikeash/mikeash.c)
Lennart Augustsson -- http://www.cs.chalmers.se/~augustss
- Most obscure program (1985/august/august.c)
- Best complex task done in a complex way (1986/august/august.c)
- Best of Show (1996/august.c)

B is for break

Carl Banks -- http://www.personal.psu.edu/users/c/w/cwb129/
- Best of Show (1998/banks.c)
Gavin Barraclough
- Dishonorable mention (2001/anonymous.c)
- Best of Show (2004/gavin.c)
Sean Barrett -- http://world.std.com/~buzzard
- Best Output (1991/buzzard.c)
- Most Obfuscated Algorithm (1992/buzzard.1.c)
- Best Language Tool (1992/buzzard.2.c)
Doug Beardsley
- Best AI (2001/dgbeards.c)
Fabrice Bellard -- https://bellard.org/
- Most Specific Output (2000/bellard.c)
- Best abuse of the rules (2001/bellard.c)
- Most inflationary (2018/bellard/prog.c)
E. Jay Berkenbilt
- Best Obfuscated Algorithm (1993/ejb.c)
Daniel J. Bernstein -- http://pobox.com/~djb/djb.html
- Best Of Show (1991/brnstnd.c)
Mark Biggar
- Best Abuse of the Rules (1987/biggar/biggar.c)
Michael Birken -- http://www.meatfighter.com/
- EDAMAME Award (2006/birken/birken.c)
- Best painting tool (2013/birken/birken.c)
- Best use of port 1701 (2014/birken/prog.c)
Paul E. Black -- http://hissa.ncsl.nist.gov/~black/black.html
- Most complex algorithm (1989/paul.c)
Philip Blakely
- Most devolving (2011/blakely/blakely.c)
- Most GIFted expressions (2012/blakely/blakely.c)
James Bonfield
- Best Game (1991/rince.c)
- Most Well Rounded (1993/rince.c)
- Astronomically Obfuscated (2000/rince.c)
Szabolcs Borsanyi
- Most Useful (2006/borsanyi/borsanyi.c)
- Best data utility (2011/borsanyi/borsanyi.c)
Francois Boutines
- Most superfluous output (2005/boutines/boutines.c)
Moxen N. Briddlebane
- Best Abuse of User (2000/briddlebane.c)
Walter Bright -- http://www.walterbright.com/
- Most useful obfuscation (1986/bright/bright.c)
Leonid A. Broukhis -- http://www.mailcom.com/leob
- Best Game (1993/leo.c)
- Best Use of Obfuscation (1995/leo.c)
bsoup
- Best solved puzzle (2011/hamaji/hamaji.c)
Laurion Burchall -- http://www.netspace.org/users/ldb
- Best One-liner (1994/ldb.c)
Brent Burley
- Best Calculated Risk (2004/burley.c)
Dave Burton -- http://snox.net/ioccc
- Most Useful (2015/burton/burton.c)
- Best abuse of the rules (2018/burton2/prog.c)
- Best one-liner (2018/burton1/prog.c)
- Best one-liner (2019/burton/prog.c)
- Best one-liner (2020/burton/burton.c)
Gavin Buttimore
- Most Portable Output (2000/thadgavin.c)

C is for cc

Adrian Cable
- Most partisan 1-liner (2013/cable1/cable1.c)
- Largest small system emulator (2013/cable3/cable3.c)
- Best of show (2013/cable2/cable2.c)
Nicholas Carlini -- https://nicholas.carlini.com
- Best of show - abuse of libc (2020/carlini/carlini.c)
Raymond Cheong -- //www.bme.jhu.edu/~rcheong/
- Best Abuse of CPP (2000/primenum.c)
- Best short program (2001/cheong.c)
V. Chia
- Most ambiguous language (2005/chia/chia.c)
Marcin Ciura
- Most likely to be awarded (2018/ciura/prog.c)
- Most alphabetic (2019/ciura/prog.c)
Ian Collier -- http://www.comlab.ox.ac.uk/oucl/users/ian.collier/
- Best Output (1992/imc.c)
- Most Obfuscated Algorithm (1994/imc.c)
Pierre-Philippe Coupard
- Most obfuscated sound (2001/coupard.c)

D is for do

John Dalbec -- http://cc.ysu.edu/~jpdalbec/
- Best Numerical Obfuscation (1996/dalbec.c)
- Best Abuse of the Periodic Table (2004/jdalbec.c)
Paul Dale -- http://www.jcu.edu.au/~ccptd/
- Best abuse of system calls (1988/dale.c)
Ferenc Deak
- Most underscored argument (2014/deak/prog.c)
Bas de Bakker
- Best Encapsulation (1998/bas1.c)
- Best Small Program (1998/bas2.c)
Alex Deckmyn
- Most notable and best tool (2012/deckmyn/deckmyn.c)
Dave Decot
- Second place (1984/decot.c)
Sebastian Deorowicz -- http://sun.aei.polsl.pl/~sdeor/
- Interesting Algorithm (1995/esde.c)
Alan De Smet -- http://www.upl.cs.wisc.edu/~chaos/
- Best Object Orientation (1998/chaos.c)
Volker Diels-Grabsch -- https://njh.eu
- Best small program (2019/diels-grabsch1/prog.c)
- Most self-aware (2019/diels-grabsch2/prog.c)
Don Dodson -- http://www.neta.com/~dodson/
- Best Game (1994/dodsond1.c)
- Most Obfuscated Packaging (1994/dodsond2.c)
- Most Humorous (1995/dodsond1.c)
- Best Game (1995/dodsond2.c)
Gil Dogon
- Best 2D puzzle (2005/giljade/giljade.c)
- Most Crafty (2015/dogon/dogon.c)
- Best use of space and time (2019/dogon/prog.c)
Sean Dorward
- Best Utility (1990/tbr.c)
Heather Downs -- http://www.bungalow.com/
- Best Layout (1995/heathbar.c)
- Best Short Program (1995/makarios.c)
Carlos Duarte
- Best Output (1995/cdua.c)
Etienne Duble -- https://lig-membres.imag.fr/duble
- Best Handwriting (2015/duble/duble.c)
- Best collaborative graphics (2019/duble/prog.c)
Christian Dupont
- Most Useful Label (1991/cdupont.c)

E is for errno

Peter Eastman
- Best ball (2011/eastman/eastman.c)
Paul Eggert
- Best Entropy-reducer (1990/jaw.c)
Thor Eldby
- Best Output (1996/eldby.c)
Yusuke Endoh
- PiE in the sky award (2012/endoh2/endoh2.c)
- Most complex ASCII fluid - Honorable mention (2012/endoh1/endoh1.c)
- Most tweetable 1-liner (2013/endoh3/endoh3.c)
- Most lazy SKIer (2013/endoh1/endoh1.c)
- Most recyclable (2013/endoh2/endoh2.c)
- Most solid (2013/endoh4/endoh4.c)
- Most square (YODA award) (2014/endoh1/prog.c)
- Best use of bioinformatics (2014/endoh2/prog.c)
- Most Diffused Reaction (2015/endoh1/endoh1.c)
- Back to the Future Award (2015/endoh3/endoh3.c)
- Best One-liner (2015/endoh4/endoh4.c)
- Most Overlooked Obfuscation (2015/endoh2/endoh2.c)
- Best use of python (2018/endoh2/prog.c)
- Best tool to reveal holes (2018/endoh1/prog.c)
- Most in need of debugging (2019/endoh/prog.c)
- Most head-turning (2020/endoh3/endoh3.c)
- Best perspective (2020/endoh2/endoh2.c)
- Most explosive (2020/endoh1/endoh1.c)

F is for float

Cody Boone Ferguson -- https://ioccc.xexyl.net
- Best use of weasel words (2018/ferguson/prog.c)
- Most enigmatic (2020/ferguson2/ferguson2.c)
- Don't tread on me award (2020/ferguson1/ferguson1.c)
Tony Finch -- http://dotat.at/
- Most Obfuscated Translator (1998/fanf.c)
Thomas A. Fine -- http://hea-www.harvard.edu/~fine/
- Best One Liner (1991/fine.c)
Daniel Fischer
- Best Data Hiding (1998/df.c)
Karl F. Fox
- Best Entropy-reducer (1990/jaw.c)
Kimmo Fredriksson
- Most useful (2011/fredriksson/fredriksson.c)
Thaddaeus Frogley -- http://thad.notagoth.org/
- Most Portable Output (2000/thadgavin.c)

G is for goto

Anders Gavare -- http://www.mdstud.chalmers.se/~md1gavan/
- Best use of Light and Spheres (2004/gavare.c)
David Gibson
- Best Abuse of the C Preprocessor (1993/dgibson.c)
Edward Giles -- https://id523a.com/
- Most unstable (2018/giles/prog.c)
- Most in need of wide space (2019/giles/prog.c)
- Most phony (2020/giles/giles.c)
Garry Glendown -- http://insider.regio.net/~garry
- Best Utility (1995/garry.c)
David Goodenough
- Best Abuse of the C Preprocessor (1990/dg.c)
Uri Goren
- Most artistic (2011/goren/goren.c)
Aaron Grothe
- Most Obfuscated Audio (2006/grothe/grothe.c)
- Most conspiratorial (2012/grothe/grothe.c)
Andreas Gustafsson -- http://www.araneus.fi/gson/
- Most Humorous Output (1992/gson.c)

H is for hypot

Jim Hague -- https://lunch.org.uk
- Worst abuse of the C preprocessor (1986/hague/hague.c)
Shinichiro Hamaji
- Best solved puzzle (2011/hamaji/hamaji.c)
Tsukasa Hamano
- Most elementary use of C - Silver award (2012/hamano/hamano.c)
Steinar Hamre
- Most Irrational (2006/hamre/hamre.c)
Paul Heckbert -- http://www.cs.cmu.edu/~ph
- Best Obfuscator of Programs (1987/heckbert/heckbert.c)
Robert Heckendorn -- http://www.cs.colostate.edu/~heckendo/main.html
- Best one liner (1985/applin/applin.c)
Stig Hemmer -- http://www.pvv.ntnu.no/~stig/
- Strangest Abuse of the Rules (1990/stig.c)
Immanuel Herrmann -- http://pcpool.mathematik.uni-freiburg.de/~immi/
- Best abuse of the C preprocessor (2001/herrmann1.c)
- Most eye-crossing (2001/herrmann2.c)
Spencer Hines
- Worst Style (1987/hines/hines.c)
Arne "Timwi" Heizmann
- Most discourteous interpreter (2005/timwi/timwi.c)
Bruce Holloway
- Best simple task performed in a complex way (1986/holloway/holloway.c)
Jyrki Holopainen -- http://personal.eunet.fi/pp/halo/
- Most Versatile Source (1993/lmfjyh.c)
- Best of show (2000/jarijyrki.c)
Mary Ann (Mark) Horton -- http://www.mhorton.net/~mah
- Best Utility (1994/horton.c)
Qiming HOU
- Best self documenting program (2011/hou/hou.c)
- Most useful obfuscation (2012/hou/hou.c)
- Best use of 1 Infinite Loop (2013/hou/hou.c)
- Most Well-rounded Hash (2015/hou/hou.c)
- Most likely to top the charts (2018/hou/prog.c)
Anthony C. Howe -- http://www.snert.com/
- Best Utility (1991/ant.c)
- Best Utility (1992/ant.c)
- Best Utility (1993/ant.c)
- Best Abuse of the Guidelines (2004/hibachi.tar.gz)
- Best use of the WWW (2005/mynx/mynx.c)
- Most Different (2015/howe/howe.c)
Jonathan Hoyle -- http://www.jonhoyle.com
- Most Functional Output (2004/hoyle.c)
Ken Huffman -- http://www.huffmancoding.com
- Best Obfuscated Character Set Utility (1996/huffman.c)

I is for int

Mark Isaak
- Best visuals (1988/isaak.c)

J is for jmp_buf

Thomas P John -- http://tomx.tripod.com/
- Most Complete Program (2000/tomx.c)
Nick Johnson -- http://www.notdot.net/
- Best use of Vision (2004/arachnid.c)
Larry Jones
- ANSI Committee's Worst Abuse of C (1990/scjones.c)

K is for killchar

Seonghoon Kang
- Best short program (2012/kang/kang.c)
Joshua Karns
- Most in need of whitespace (2019/karns/prog.c)
Chris King
- Worst Driver (2001/ctk.c)
Tero Kivinen -- http://www.iki.fi/kivinen/
- Best X Program (1992/kivinen.c)
Peter Klausler
- Abuse of the rules (2005/klausler/klausler.c)
Taketo Konno
- Best one liner (2011/konno/konno.c)
- Best one liner (2012/konno/konno.c)
Eryk Kopczynski -- http://www.mimuw.edu.pl/~erykk/
- Best One-Liner (2004/kopczynski.c)
David Korn -- http://www.kornshell.com/~dgk/
- Best One Liner (1987/korn/korn.c)
Ilya Kurdyukov -- https://github.com/ilyakurdyukov
- Bset slaml prragom (2020/kurdyukov3/kurdyukov3.c)
- Best utility (2020/kurdyukov1/kurdyukov1.c)
- Least detailed (2020/kurdyukov2/kurdyukov2.c)
- Best abuse of lámatyávë (2020/kurdyukov4/kurdyukov4.c)

L is for libc

Mike Laman
- Third place (1984/laman.c)
Ora Lassila -- http://www.lassila.org/
- Best of show (1989/jar.2.c)
Jetro Lauha -- http://jet.ro
- Most sonorous output (2005/jetro/jetro.c)
Roemer B. Lievaart -- http://huizen.dds.nl/~lievaart
- Grand Prize (1987/lievaart/lievaart.c)
- Best layout (1989/roemer.c)
Maarten Litmaath
- Best small program (1988/litmaath.c)
J. David Lowe -- http://www.pootpoot.net/
- Best Utility (1998/dlowe.c)
- Most Fun (1998/dloweneil.c)
- Worst Abuse of the Rules (2000/dlowe.c)
- Most self deprecating (2011/dlowe/dlowe.c)
- Best way to lose a life (2012/dlowe/dlowe.c)
- Best sparkling utility (2013/dlowe/dlowe.c)
Ed Luke -- http://www.erc.msstate.edu/~lush
- Worst Abuse of the C Preprocessor (1992/lush.c)
Ed Lycklama -- http://www.klg.com
- Strangest appearing program (1985/lycklama/lycklama.c)
Ben Lynn -- https://crypto.stanford.edu/~blynn/
- Most functional compiler (2019/lynn/prog.c)

M is for malloc

David Madore -- http://www.madore.org/~david/
- Most conspiratorial (2012/grothe/grothe.c)
Sandro Maffiodo -- http://www.assezeta.com/sandromaffiodo
- Homage to a classic game (2014/maffiodo1/prog.c)
- Most tweetable entry (2014/maffiodo2/prog.c)
Selene Makarios -- http://www.bungalow.com/
- Best Short Program (1995/makarios.c)
Andrea Marangoni -- http://www.andreamarangoni.it
- Best Game (1992/marangon.c)
Adrian Mariano -- http://cam.cornell.edu/adrian/
- Best of Show (1990/theorem.c)
- Most Educational (1992/adrian.c)
Eric Marshall
- Best layout (1986/marshall/marshall.c)
Ron McFarland
- Best RFC Obfuscation (1996/rcm.c)
Bernd Meyer -- http://byron.csse.monash.edu.au/
- Best Utility (2000/bmeyer.c)
Raphael Meyer
- Best Game (2006/meyer/meyer.c)
Christopher Mills
- Best Game (1990/cmills.c)
- "Bill Gates" Award (1993/cmills.c)
- Most timely rendered (2013/mills/mills.c)
- "For the Birds!" Award (2015/mills1/mills1.c)
- Most Compact (2015/mills2/mills2.c)
- Best of show (2018/mills/prog.c)
- Most in need to be tweeted (2019/mills/prog.c)
Neil Mix -- http://pootpoot.com/
- Most Fun (1998/dloweneil.c)
Maurizio Monge
- Best Compiled Graphics (2006/monge/monge.c)
Yves-Marie Morgan
- Smallest large system simulator (2013/morgan1/morgan1.c)
- Most playfully versatile (2013/morgan2/morgan2.c)
- Most likely to succeed (2014/morgan/prog.c)
Sjoerd Mullender -- http://www.cwi.nl/~sjoerd/
- Grand Prize (1984/mullender.c)
Dominik Muth
- Most Complete Use of CPP (2015/muth/muth.c)

N is for nan

Jeff Newbern
- Best Font Engine (2004/newbern.c)
Christopher Night -- http://www.people.fas.harvard.edu/~night/
- Best Abuse of Computation (2006/night/night.c)
Baruch Nissenbaum
- Best Small Program (1990/baruch.c)
Esko Nuutila -- http://www.cs.hut.fi/~enu/
- Best of show (1989/jar.2.c)

O is for open

Nicolas Ollinger -- http://www.ens-lyon.fr/~nollinge/
- Best Of Show (2001/ollinger.c)
Jason Orendorff -- http://www.jorendorff.com/
- Best Of Show (2001/jason.c)
Doron Osovlanski -- http://www.cadtech.co.il/profile.html
- Best Small Program (1990/baruch.c)
Nathan Otterness -- https://github.com/yalue
- Most percussive (2020/otterness/otterness.c)

P is for printf

Michael H. Pawka -- http://niceup.com
- Most illegible code (1986/pawka/pawka.c)
Vern Paxson
- Best of Show (1992/vern.c)
Mauro Persano
- Best of Show (2005/persano/persano.c)
Ian Phillipps
- Least likely to compile successfully (1988/phillipps.c)
Mark Plummer -- http://www.nrgnet.com/markus
- Best One Liner (1993/plummer.c)
Timo Poikola -- https://ig.fi/other/ioccc
- Most stellar (2018/poikola/prog.c)
- Most calendrical (2019/poikola/prog.c)
Alexander Prishchepov -- https://github.com/sans17/
- Best use of port 1701 (2014/birken/prog.c)
Kevin Pulo -- //www.kev.pulo.com.au/
- Best Curses Game (2001/kev.c)

Q is for qsort

R is for realloc

Byron Rakitzis
- Best Utility (1990/tbr.c)
Teemu Rantanen -- http://www.cs.hut.fi/~tvr/
- Best X11 Program (1994/tvr.c)
Gopi Reddy
- Most useful Obfuscated C program (1988/reddy.c)
Gregor Richards
- Most surprisingly portable (2011/richards/richards.c)
Arch D. Robison
- Best abuse of C constructs (1988/robison.c)
- Best minimal use of C (1989/robison.c)
- Best game (2000/robison.c)
- Most poetic use of strings (2013/robison/robison.c)
Edward Rosten -- http://users.ox.ac.uk/~scat1148
- Best abuse of the user (2001/rosten.c)
Peter J Ruczynski -- http://www.softbase.co.uk/
- Most Unusual Data Structure (1990/pjr.c)
Szymon Rusinkiewicz -- http://www-leland.stanford.edu/~smr
- Worst Abuse of the Rules (1994/smr.c)

S is for scanf

Michael Savastio -- http://www.geocities.com/SouthBeach/Marina/5775
- Most Obfuscated Syntax (1995/savastio.c)
Craig Schneiderwent
- Most Timely Output (2000/schneiderwent.c)
Mark Schnitzius
- Obfuscated Intelligence Award (1993/schnitzi.c)
- Best Layout (1994/schnitzi.c)
- Best One Liner (1995/schnitzi.c)
- Worst Abuse of the C Preprocessor/Most Likely to Amaze (1995/vanschnitz.c)
- Best Flow Control (1998/schnitzi.c)
- Best Non-Use of Curses (2004/schnitzi.c)
Jens Schweikhardt -- http://www.schweikhardt.net
- Worst Abuse of the C Preprocessor (1996/schweikh1.c)
- Best Algorithm (1996/schweikh2.c)
- Best Utility (1996/schweikh3.c)
- CPP Abuse (1998/schweikh1.c)
- Most Erratic Behavior (1998/schweikh2.c)
- Most Space Efficient (1998/schweikh3.c)
- Best one-liner (2001/schweikh.c)
- Best Documented (2015/schweikhardt/schweikhardt.c)
Andrew T. Shapiro
- Most Well Rounded Obfuscation (1994/shapiro.c)
Carl Shapiro
- Grand prize for most well-rounded in confusion (1985/shapiro/shapiro.c)
NATORI Shin
- Best Small Program (2000/natori.c)
Col. G. L. Sicherman -- http://www.monmouth.com/~colonel/
- Worst abuse of the C preprocessor (1985/sicherman/sicherman.c)
Nathan Sidwell -- http://www.cs.bris.ac.uk/~nathan/
- Worst Abuse of the Rules (1992/nathan.c)
Cel Skeggs -- http://www.celskeggs.com
- Most dynamic (2014/skeggs/prog.c)
Andy Sloane
- Homer's Favorite (2006/sloane/sloane.c)
Diomidis Spinellis -- http://www.spinellis.gr
- Best abuse of the rules (1988/spinellis.c)
- Best Language Tool (1990/dds.c)
- Most Well Rounded (1991/dds.c)
- Abusing The Rules (1995/spinellis.c)
Jan Stein
- Best one liner (1986/stein/stein.c)
Thomas Stewart
- Best Computed Graphics (2006/stewart/stewart.c)
Dean Swift -- http://www.tc3.co.uk/~gandalf/G.HTML
- Best Layout (1996/gandalf.c)
Stephen Sykes -- http://www.stephensykes.com
- Best Abuse of Indentation (2004/sds.c)
- Best Emulator (2005/sykes/sykes.c)
- Best Assembler (2006/sykes1/sykes1.c)
- Best One-liner (2006/sykes2/sykes2.c)

T is for tmpfile

Jon Thingvold -- http://www.uio.no/~jonth/
- Most Obfuscated X Program (1993/jonth.c)
- Best X11 Entry (1996/jonth.c)
Aidan Thornton
- Most ingenious puzzle solution (2005/aidan/aidan.c)
Oscar Toledo G. -- https://nanochess.org/
- Best Game (2005/toledo/toledo.c)
- Best Small Program (2006/toledo1/toledo1.c)
- Best of Show (2006/toledo2/toledo2.c)
- Most Portable Chess Set (2006/toledo3/toledo3.c)
- Best non-chess game (2011/toledo/toledo.c)
Tom Torfs -- http://members.xoom.com/tomtorfs
- Best Self-Documenting (1998/tomtorfs.c)
John Tromp -- http://tromp.github.io/
- Best game (1989/tromp.c)
- Most functional (2012/tromp/tromp.c)
tsoj -- https://gitlab.com/tsoj
- Most misleading indentation (2020/tsoj/tsoj.c)

U is for ungetc

V is for vfprintf

David Van Brackle -- http://east.isx.com/~vanb/
- Best one liner (1989/vanb.c)
- Most Irregular Expression (1993/vanb.c)
- Worst Abuse of the C Preprocessor/Most Likely to Amaze (1995/vanschnitz.c)
Albert van der Horst -- http://home.hccnet.nl/a.w.m.van.der.horst
- Most Useful Program (1992/albert.c)
Frans van Dorsselaer
- Obsolescent Feature (1998/dorssel.c)
Robbert van Renesse -- http://www.cs.cornell.edu/home/rvr
- Grand Prize (1984/mullender.c)
Daniel Vik -- http://danielvik.com/
- Best X11 Game (2004/vik1.c)
- Best Abuse of CPP (2004/vik2.c)
- Most circuitous walk (2005/vik/vik.c)
- Most sound (2011/vik/vik.c)
- Best use of cocoa - Bronze award (2012/vik/vik.c)
- Best handling of beeps (2014/vik/prog.c)
Scott Vokes
- Most connected (2018/vokes/prog.c)
Oskar von der Luehe
- Most humorous output (1989/ovdluhe.c)
Jay Vosburgh
- Best self-modifying program (1989/fubar.c)

W is for while

Larry Wall -- http://www.wall.org/~larry/
- Grand prize in most well-rounded in confusion (1986/wall/wall.c)
- Most Useful Obfuscation (1987/wall/wall.c)
Vincent Weaver -- http://www.deater.net/weave/
- Most beauteous visuals (2005/vince/vince.c)
Jeff Weisberg -- http://www.op.net/~jaw
- Best Short Program (1994/weisberg.c)
Brian Westley -- http://www.westley.org
- Best Layout (1987/westley/westley.c)
- Best layout (1988/westley.c)
- Most algorithms in one program (1989/westley.c)
- Best Layout (1990/westley.c)
- Grand Prize (1991/westley.c)
- Best Small Program (1992/westley.c)
- Worst Abuse of the C Preprocessor (1994/westley.c)
- Best One Liner (1996/westley.c)
- Best position-independent code (2001/westley.c)
Freek Wiedijk
- Best game (1989/tromp.c)
- Most functional (2014/wiedijk/prog.c)
John Williams
- Best Graphic Game (2001/williams.c)
James A. Woods
- Best Entropy-reducer (1990/jaw.c)

X is for xor

Y is for y0

Don Yang -- http://uguu.org/
- Best Layout (2000/dhyang.c)
- Best Utility (2004/omoikane.c)
- Best of Show - Most Shrinkable (2011/akari/akari.c)
- Most surreptitious (2012/omoikane/nyaruko.c)
- Most catty (2013/misaka/misaka.c)
- Best choice of optimization (2014/sinon/prog.c)
- Most Pointed Reaction (2015/yang/yang.c)
- Most shifty (2018/yang/prog.c)
- Most in need of transparency (2019/yang/prog.c)
- Best abuse of CPP (2020/yang/yang.c)

Z is for zlib

Lord Zarbon
- Best Abuse of User (2000/briddlebane.c)
Adar Zeitak
- Balanced use of obfuscation - Gold award (2012/zeitak/zeitak.c)
Matt Zucker -- http://www.swarthmore.edu/NatSci/mzucker1/
- Most shiny (2011/zucker/zucker.c)

For sending updates / corrections to this page please visit the judges page.