Mark Heimann

Country

USA

Birth Year

1993

Gender

M

Title

Grandmaster

FIDE ID

2028441

USCF ID

12802899

USCF Rating

2549

FIDE ratings

2481

Classical

Published FIDE

2428

Rapid

Published FIDE

2459

Blitz

Published FIDE

Official classical ranks

World rank
#723
National rank · USA
#44

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2520 Sep 2025
Recorded years
2006–2026
Archived games
284

Based on available monthly lists and saved games.

FIDE rating history

Published rating lists through Oct 2026.

View rating lists

USCF rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-07 (UTC).

# Date Event Site Round White Black Result Moves View
151 2023-11-06 1000GM Nov GM 2023 Fort Lauderdale USA 8.2 Mark Heimann Jakub Fus 1/2-1/2 69 Open
152 2023-11-05 1000GM Nov GM 2023 Fort Lauderdale USA 7.4 Kostya Kavutskiy Mark Heimann 0-1 25 Open
153 2023-11-05 1000GM Nov GM 2023 Fort Lauderdale USA 6.3 Mark Heimann Josiah Stearman 0-1 63 Open
154 2023-11-04 1000GM Nov GM 2023 Fort Lauderdale USA 5.3 Alexander Fishbein Mark Heimann 0-1 35 Open
155 2023-11-04 1000GM Nov GM 2023 Fort Lauderdale USA 4.4 Mark Heimann Luka Budisavljevic 1/2-1/2 66 Open
156 2023-11-03 1000GM Nov GM 2023 Fort Lauderdale USA 3.2 Bach Ngo Mark Heimann 1-0 37 Open
157 2023-11-03 1000GM Nov GM 2023 Fort Lauderdale USA 2.5 Mark Heimann Ekin Baris Ozenir 1-0 30 Open
158 2023-11-02 1000GM Nov GM 2023 Fort Lauderdale USA 1.1 Joshua Posthuma Mark Heimann 1/2-1/2 33 Open
159 2023-09-04 Silicon Valley Fall Sunnyvale USA 8.12 Mark Heimann Cemil Can Ali Marandi 1/2-1/2 36 Open
160 2023-09-03 Silicon Valley Fall Sunnyvale USA 7.6 Mikhail Al. Antipov Mark Heimann 1-0 35 Open
161 2023-09-03 Silicon Valley Fall Sunnyvale USA 6.1 Mark Heimann Raja Harshit 1/2-1/2 60 Open
162 2023-09-02 Silicon Valley Fall Sunnyvale USA 5.6 Giorgi Margvelashvili Mark Heimann 1/2-1/2 55 Open
163 2023-09-02 Silicon Valley Fall Sunnyvale USA 4.15 Mark Heimann Henry Deng 1-0 59 Open
164 2023-09-01 Silicon Valley Fall Sunnyvale USA 3.15 Jiangwei Yu Mark Heimann 0-1 49 Open
165 2023-09-01 Silicon Valley Fall Sunnyvale USA 2.7 Mark Heimann Viktor Matviishen 0-1 21 Open
166 2023-08-31 Silicon Valley Fall Sunnyvale USA 1.25 Niko Pompe Mark Heimann 0-1 28 Open
167 2023-08-06 1000GM Aug GM 2023 Fort Lauderdale USA 9.1 Vladimir Georgiev Mark Heimann 1/2-1/2 6 Open
168 2023-08-06 1000GM Aug GM 2023 Fort Lauderdale USA 8.1 Mark Heimann Sam Schmakel 1-0 39 Open
169 2023-08-05 1000GM Aug GM 2023 Fort Lauderdale USA 7.1 G. Petar Arnaudov Mark Heimann 0-1 72 Open
170 2023-08-05 1000GM Aug GM 2023 Fort Lauderdale USA 6.1 Mark Heimann Terry Luo 1-0 43 Open
171 2023-08-04 1000GM Aug GM 2023 Fort Lauderdale USA 5.1 Harshid Kunka Mark Heimann 1-0 69 Open
172 2023-08-04 1000GM Aug GM 2023 Fort Lauderdale USA 4.1 Mark Heimann Nikola Mitkov 0-1 68 Open
173 2023-08-03 1000GM Aug GM 2023 Fort Lauderdale USA 3.1 Aaron Jacobson Mark Heimann 1/2-1/2 49 Open
174 2023-08-03 1000GM Aug GM 2023 Fort Lauderdale USA 2.1 Mark Heimann Ezra Paul Chambers 1-0 73 Open
175 2023-08-02 1000GM Aug GM 2023 Fort Lauderdale USA 1.1 Mark Heimann Maximillian Lu 1/2-1/2 59 Open
176 2023-06-18 National Open 2023 Las Vegas USA 8.14 Mark Heimann Teddie Wen 1-0 54 Open
177 2023-06-17 National Open 2023 Las Vegas USA 6.14 Mark Heimann Aryan Gutla 0-1 74 Open
178 2023-06-16 National Open 2023 Las Vegas USA 5.12 Alexander Costello Mark Heimann 1/2-1/2 45 Open
179 2023-06-16 National Open 2023 Las Vegas USA 4.6 Mark Heimann Semen Khanin 1/2-1/2 31 Open
180 2023-06-15 National Open 2023 Las Vegas USA 3.12 Evan Ai Mark Heimann 1/2-1/2 67 Open
181 2023-06-15 National Open 2023 Las Vegas USA 2.18 Mark Heimann Henry Deng 1-0 58 Open
182 2023-06-14 National Open 2023 Las Vegas USA 1.25 Sho Glashausser Mark Heimann 0-1 34 Open
183 2023-06-11 CAN Transnational Classic Montreal CAN 9.3 Mateusz Bartel Mark Heimann 1-0 40 Open
184 2023-06-11 CAN Transnational Classic Montreal CAN 8.6 Mark Heimann Arturs Neiksans 1-0 42 Open
185 2023-06-10 CAN Transnational Classic Montreal CAN 7.9 Mark Heimann Cristhian Cruz 1-0 32 Open
186 2023-06-10 CAN Transnational Classic Montreal CAN 6.8 Nikita Meshkovs Mark Heimann 1/2-1/2 40 Open
187 2023-06-09 CAN Transnational Classic Montreal CAN 5.16 Mark Heimann Koosha Jaferian 1-0 55 Open
188 2023-06-09 CAN Transnational Classic Montreal CAN 4.8 Razvan Preotu Mark Heimann 1-0 37 Open
189 2023-06-08 CAN Transnational Classic Montreal CAN 3.3 Mark Heimann Awonder Liang 0-1 38 Open
190 2023-06-07 CAN Transnational Classic Montreal CAN 2.1 Isan Reynaldo Ortiz Suarez Mark Heimann 0-1 41 Open
191 2023-06-06 CAN Transnational Classic Montreal CAN 1.24 Mark Heimann Donald Johnson 1-0 43 Open
192 2023-02-26 1000GM LA GM 2023 Los Angeles USA 9.1 Justin Wang Mark Heimann 1/2-1/2 33 Open
193 2023-02-25 1000GM LA GM 2023 Los Angeles USA 8.2 Mark Heimann Robert Shlyakhtenko 0-1 31 Open
194 2023-02-24 1000GM LA GM 2023 Los Angeles USA 6.1 Mark Heimann Luka Budisavljevic 1-0 31 Open
195 2023-02-24 1000GM LA GM 2023 Los Angeles USA 5.1 Joseph Levine Mark Heimann 1-0 54 Open
196 2023-02-23 1000GM LA GM 2023 Los Angeles USA 4.2 Mark Heimann Carlos Sandoval Mercado 1-0 54 Open
197 2023-02-23 1000GM LA GM 2023 Los Angeles USA 3.2 Mark Heimann Kostya Kavutskiy 1/2-1/2 50 Open
198 2023-02-22 1000GM LA GM 2023 Los Angeles USA 2.2 Josiah Stearman Mark Heimann 1/2-1/2 57 Open
199 2023-02-22 1000GM LA GM 2023 Los Angeles USA 1.2 Mark Heimann Arman Mikaelyan 0-1 53 Open
200 2022-12-11 1000GM Bay Area GM 2022 San Jose CA USA 9.2 Max Gedajlovic Mark Heimann 1/2-1/2 4 Open

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