GMNick De Firmian
- FIDE ID
- 2000105
- USCF ID
- 10469007
About Nick De Firmian
Nick de Firmian was born in Fresno, California, in 1957 and earned a physics degree at the University of California, Berkeley. He became an international master in 1979 and a grandmaster in 1985. He won the Canadian Open in 1983 and the World Open in 1986. He became U.S. Show more
Nick de Firmian was born in Fresno, California, in 1957 and earned a physics degree at the University of California, Berkeley. He became an international master in 1979 and a grandmaster in 1985. He won the Canadian Open in 1983 and the World Open in 1986. He became U.S. champion jointly with Joel Benjamin in 1987, then won the title again in 1995 and 1998. He also shared first in 2002, when Larry Christiansen won the playoff.
De Firmian represented the United States at eight Olympiads between 1980 and 2000. He spent many years living in Denmark before returning to California. His writing includes the thirteenth, fourteenth and fifteenth editions of Modern Chess Openings. He helped prepare Deep Blue's opening book for its 1997 match against Garry Kasparov. With John Fedorowicz, he wrote The English Attack. He was also a founding member of the grandmaster advocacy group Prochess. Around 2012, he began a scholastic chess program at San Francisco's Mechanics' Institute.
Rating history
USCF rating history
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FIDE rating history
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Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-11-11 (UTC).
Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-02-17 | 3rd President's Day Open | Dulles USA | 8.2 | De Firmian,N | Khamrakulov,I | 1/2-1/2 | 63 | Open |
| 2 | 2026-02-17 | 3rd President's Day Open | Dulles USA | 9.4 | Debmisra,Ariv | De Firmian,N | 0-1 | 47 | Open |
| 3 | 2026-02-16 | 3rd President's Day Open | Dulles USA | 6.3 | Swaminathan,Pranav | De Firmian,N | 1-0 | 63 | Open |
| 4 | 2026-02-16 | 3rd President's Day Open | Dulles USA | 7.3 | De Firmian,N | Moorhouse,Will | 1-0 | 33 | Open |
| 5 | 2026-02-15 | 3rd President's Day Open | Dulles USA | 5.4 | De Firmian,N | Bhoopathi,Rishith | 1-0 | 32 | Open |
| 6 | 2026-02-15 | 3rd President's Day Open | Dulles USA | 4.1 | Paul,Justin | De Firmian,N | 1-0 | 31 | Open |
| 7 | 2026-02-14 | 3rd President's Day Open | Dulles USA | 3.3 | De Firmian,N | Ismayilova,Khanim | 1-0 | 33 | Open |
| 8 | 2026-02-14 | 3rd President's Day Open | Dulles USA | 2.6 | Barrow,William J | De Firmian,N | 0-1 | 39 | Open |
| 9 | 2026-02-13 | 3rd President's Day Open | Dulles USA | 1.3 | De Firmian,N | Sukhiashvili,Alexander | 1/2-1/2 | 61 | Open |
| 10 | 2026-02-08 | 2026 Marshall Premier FIDE | February | New York City, USA | 4.5 | De Firmian, Nick | Wang, Rocky | 1-0 | 71 | Open |
| 11 | 2026-02-07 | 2026 Marshall Premier FIDE | February | New York City, USA | 3.8 | Xu, Ryan (Zhuoyuan) | De Firmian, Nick | 0-1 | 75 | Open |
| 12 | 2026-02-07 | 2026 Marshall Premier FIDE | February | New York City, USA | 1.4 | De Firmian, Nick | Peyton, Nathan | 1/2-1/2 | 40 | Open |
| 13 | 2026-02-07 | 2026 Marshall Premier FIDE | February | New York City, USA | 2.8 | Lee, Rohan | De Firmian, Nick | 1/2-1/2 | 54 | Open |
| 14 | 2022-11-13 | Banff Open 2022 | Banff CAN | 6.2 | Neil Doknjas | Nick De Firmian | 0-1 | 37 | Open |
| 15 | 2022-11-13 | Banff Open 2022 | Banff CAN | 5.1 | Nick De Firmian | Sherzod Khodjimatov | 0-1 | 40 | Open |
| 16 | 2022-11-12 | Banff Open 2022 | Banff CAN | 4.1 | Raymond Kaufman | Nick De Firmian | 0-1 | 48 | Open |
| 17 | 2022-11-12 | Banff Open 2022 | Banff CAN | 3.1 | Nick De Firmian | Rafael Arruebarrena Rodriguez | 1-0 | 27 | Open |
| 18 | 2022-11-11 | Banff Open 2022 | Banff CAN | 2.1 | Paris Dorn | Nick De Firmian | 0-1 | 46 | Open |
| 19 | 2022-11-11 | Banff Open 2022 | Banff CAN | 1.1 | Nick De Firmian | Jinghui Bai | 1-0 | 36 | Open |
| 20 | 2022-07-16 | ch-USA Seniors 2022 | Saint Louis USA | 9.1 | Vladimir Akopian | Nick De Firmian | 1/2-1/2 | 46 | Open |
| 21 | 2022-07-15 | ch-USA Seniors 2022 | Saint Louis USA | 8.4 | Nick De Firmian | Gregory Kaidanov | 0-1 | 29 | Open |
| 22 | 2022-07-14 | ch-USA Seniors 2022 | Saint Louis USA | 7.3 | Joel Benjamin | Nick De Firmian | 1-0 | 49 | Open |
| 23 | 2022-07-13 | ch-USA Seniors 2022 | Saint Louis USA | 6.5 | Nick De Firmian | Dmitry Gurevich | 0-1 | 58 | Open |
| 24 | 2022-07-11 | ch-USA Seniors 2022 | Saint Louis USA | 5.2 | Maxim Dlugy | Nick De Firmian | 1-0 | 67 | Open |
| 25 | 2022-07-10 | ch-USA Seniors 2022 | Saint Louis USA | 4.3 | Nick De Firmian | Alexander Shabalov | 0-1 | 48 | Open |
| 26 | 2022-07-09 | ch-USA Seniors 2022 | Saint Louis USA | 3.4 | Larry Christiansen | Nick De Firmian | 1/2-1/2 | 32 | Open |
| 27 | 2022-07-08 | ch-USA Seniors 2022 | Saint Louis USA | 2.4 | Nick De Firmian | Igor Novikov | 1/2-1/2 | 31 | Open |
| 28 | 2022-07-07 | ch-USA Seniors 2022 | Saint Louis USA | 1.2 | Igor Khmelnitsky | Nick De Firmian | 1/2-1/2 | 31 | Open |
| 29 | 2017-06-18 | National Open 2017 | Las Vegas USA | 6.5 | Nick De Firmian | Pavlo Vorontsov | 1-0 | 65 | Open |
| 30 | 2017-06-16 | National Open 2017 | Las Vegas USA | 2.8 | Michael Feinstein | Nick De Firmian | 0-1 | 60 | Open |
| 31 | 2017-06-16 | National Open 2017 | Las Vegas USA | 1.9 | Nick De Firmian | Xiexin Wang | 1/2-1/2 | 60 | Open |
| 32 | 2016-06-26 | National Open 2016 | Las Vegas USA | 6 | James Tarjan | Nick De Firmian | 1/2-1/2 | 15 | Open |
| 33 | 2016-06-25 | National Open 2016 | Las Vegas USA | 4.11 | Nick De Firmian | Pedram Atoufi | 0-1 | 22 | Open |
| 34 | 2016-06-24 | National Open 2016 | Las Vegas USA | 2.1 | Aleksey Dreev | Nick De Firmian | 1/2-1/2 | 39 | Open |
| 35 | 2016-03-27 | Fagernes GM Open 2016 | Fagernes NOR | 9.6 | Nick De Firmian | Leif Erlend Johannessen | 1/2-1/2 | 14 | Open |
| 36 | 2016-03-26 | Fagernes GM Open 2016 | Fagernes NOR | 8.6 | Vegar Koi Gandrud | Nick De Firmian | 1/2-1/2 | 30 | Open |
| 37 | 2016-03-25 | Fagernes GM Open 2016 | Fagernes NOR | 7.5 | Nick De Firmian | Jovanka Houska | 1/2-1/2 | 29 | Open |
| 38 | 2016-03-24 | Fagernes GM Open 2016 | Fagernes NOR | 6.6 | Nicolai Getz | Nick De Firmian | 1/2-1/2 | 46 | Open |
| 39 | 2016-03-23 | Fagernes GM Open 2016 | Fagernes NOR | 5.5 | Nick De Firmian | Kjetil A. Lie | 1/2-1/2 | 15 | Open |
| 40 | 2016-03-22 | Fagernes GM Open 2016 | Fagernes NOR | 4.2 | Andriy Vovk | Nick De Firmian | 1-0 | 40 | Open |
| 41 | 2016-03-22 | Fagernes GM Open 2016 | Fagernes NOR | 3.3 | Nick De Firmian | Yuri Vovk | 1/2-1/2 | 47 | Open |
| 42 | 2016-03-21 | Fagernes GM Open 2016 | Fagernes NOR | 2.7 | Lars Oskar Hauge | Nick De Firmian | 0-1 | 32 | Open |
| 43 | 2016-03-20 | Fagernes GM Open 2016 | Fagernes NOR | 1.7 | Nick De Firmian | Henrik Oie Lobersli | 1-0 | 59 | Open |
| 44 | 2014-07-26 | 51st Canadian Open 2014 | Montreal CAN | 9.5 | Nick De Firmian | Jason Cao | 1-0 | 41 | Open |
| 45 | 2014-07-25 | 51st Canadian Open 2014 | Montreal CAN | 8.3 | Sergei Tiviakov | Nick De Firmian | 1/2-1/2 | 39 | Open |
| 46 | 2014-07-24 | 51st Canadian Open 2014 | Montreal CAN | 7.4 | Nick De Firmian | Elshan Moradiabadi | 1/2-1/2 | 62 | Open |
| 47 | 2014-07-23 | 51st Canadian Open 2014 | Montreal CAN | 6.7 | Francois Leveille | Nick De Firmian | 0-1 | 52 | Open |
| 48 | 2014-07-22 | 51st Canadian Open 2014 | Montreal CAN | 5.1 | Nick De Firmian | Kevin Gentes | 1-0 | 51 | Open |
| 49 | 2014-07-21 | 51st Canadian Open 2014 | Montreal CAN | 4.9 | Victor Plotkin | Nick De Firmian | 1/2-1/2 | 63 | Open |
| 50 | 2014-07-20 | 51st Canadian Open 2014 | Montreal CAN | 3.8 | Nick De Firmian | Luis Manuel Perez Rodriguez | 1/2-1/2 | 33 | Open |
- vs Khamrakulov,IDraw · ½–½3rd President's Day Open
- vs Debmisra,ArivWon · 0-13rd President's Day Open
- vs Swaminathan,PranavLost · 1-03rd President's Day Open
- vs Moorhouse,WillWon · 1-03rd President's Day Open
- vs Bhoopathi,RishithWon · 1-03rd President's Day Open
- vs Paul,JustinLost · 1-03rd President's Day Open
- vs Ismayilova,KhanimWon · 1-03rd President's Day Open
- vs Barrow,William JWon · 0-13rd President's Day Open
- vs Sukhiashvili,AlexanderDraw · ½–½3rd President's Day Open
- vs Wang, RockyWon · 1-02026 Marshall Premier FIDE | February
- vs Xu, Ryan (Zhuoyuan)Won · 0-12026 Marshall Premier FIDE | February
- vs Peyton, NathanDraw · ½–½2026 Marshall Premier FIDE | February
- vs Lee, RohanDraw · ½–½2026 Marshall Premier FIDE | February
- vs Neil DoknjasWon · 0-1Banff Open 2022
- vs Sherzod KhodjimatovLost · 0-1Banff Open 2022
- vs Raymond KaufmanWon · 0-1Banff Open 2022
- vs Rafael Arruebarrena RodriguezWon · 1-0Banff Open 2022
- vs Paris DornWon · 0-1Banff Open 2022
- vs Jinghui BaiWon · 1-0Banff Open 2022
- vs Vladimir AkopianDraw · ½–½ch-USA Seniors 2022
- vs Gregory KaidanovLost · 0-1ch-USA Seniors 2022
- vs Joel BenjaminLost · 1-0ch-USA Seniors 2022
- vs Dmitry GurevichLost · 0-1ch-USA Seniors 2022
- vs Maxim DlugyLost · 1-0ch-USA Seniors 2022
- vs Alexander ShabalovLost · 0-1ch-USA Seniors 2022
- vs Larry ChristiansenDraw · ½–½ch-USA Seniors 2022
- vs Igor NovikovDraw · ½–½ch-USA Seniors 2022
- vs Igor KhmelnitskyDraw · ½–½ch-USA Seniors 2022
- vs Pavlo VorontsovWon · 1-0National Open 2017
- vs Michael FeinsteinWon · 0-1National Open 2017
- vs Xiexin WangDraw · ½–½National Open 2017
- vs James TarjanDraw · ½–½National Open 2016
- vs Pedram AtoufiLost · 0-1National Open 2016
- vs Aleksey DreevDraw · ½–½National Open 2016
- vs Leif Erlend JohannessenDraw · ½–½Fagernes GM Open 2016
- vs Vegar Koi GandrudDraw · ½–½Fagernes GM Open 2016
- vs Jovanka HouskaDraw · ½–½Fagernes GM Open 2016
- vs Nicolai GetzDraw · ½–½Fagernes GM Open 2016
- vs Kjetil A. LieDraw · ½–½Fagernes GM Open 2016
- vs Andriy VovkLost · 1-0Fagernes GM Open 2016
- vs Yuri VovkDraw · ½–½Fagernes GM Open 2016
- vs Lars Oskar HaugeWon · 0-1Fagernes GM Open 2016
- vs Henrik Oie LobersliWon · 1-0Fagernes GM Open 2016
- vs Jason CaoWon · 1-051st Canadian Open 2014
- vs Sergei TiviakovDraw · ½–½51st Canadian Open 2014
- vs Elshan MoradiabadiDraw · ½–½51st Canadian Open 2014
- vs Francois LeveilleWon · 0-151st Canadian Open 2014
- vs Kevin GentesWon · 1-051st Canadian Open 2014
- vs Victor PlotkinDraw · ½–½51st Canadian Open 2014
- vs Luis Manuel Perez RodriguezDraw · ½–½51st Canadian Open 2014
FIDE tournaments
| Date | Tournament | Type | Score |
|---|---|---|---|
| 2026-10-02 | 43rd Annual Reno Western States Open | Classical | 4 |