Joshua Posthuma

Country

USA

Birth Year

2000

Gender

M

Title

International Master

FIDE ID

2096889

FIDE ratings

2372

Classical

Published FIDE

2439

Rapid

Published FIDE

2318

Blitz

Published FIDE

Official classical ranks

World rank
#2224
National rank · USA
#109

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2457 Apr 2023
Recorded years
2015–2026
Archived games
285

Based on available monthly lists and saved games.

FIDE 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: 2026-10-06 (UTC).

# Date Event Site Round White Black Result Moves View
151 2022-01-16 CCCSA Winter GMA 2022 Charlotte USA 6.3 Titas Stremavicius Joshua Posthuma 1/2-1/2 64 Open
152 2022-01-15 CCCSA Winter GMA 2022 Charlotte USA 5.4 Joshua Posthuma Shankar Gauri 1-0 44 Open
153 2022-01-15 CCCSA Winter GMA 2022 Charlotte USA 4.2 Jianchao Zhou Joshua Posthuma 1-0 35 Open
154 2022-01-14 CCCSA Winter GMA 2022 Charlotte USA 3.5 Joshua Posthuma Abhimanyu Mishra 1/2-1/2 51 Open
155 2022-01-14 CCCSA Winter GMA 2022 Charlotte USA 2.1 Josiah Stearman Joshua Posthuma 1/2-1/2 69 Open
156 2022-01-13 CCCSA Winter GMA 2022 Charlotte USA 1.5 Anish Vivekananthan Joshua Posthuma 1/2-1/2 49 Open
157 2021-09-26 Indy FIDE - Premier 2021 Indianapolis USA 5 Joshua Posthuma Bryan Smith 1-0 56 Open
158 2021-09-26 Indy FIDE - Premier 2021 Indianapolis USA 4 Joshua Posthuma James Le Nguyen 1-0 33 Open
159 2021-09-25 Indy FIDE - Premier 2021 Indianapolis USA 3 Josh Smith Joshua Posthuma 0-1 24 Open
160 2021-09-25 Indy FIDE - Premier 2021 Indianapolis USA 2 Joshua Posthuma Safal Bora 0-1 34 Open
161 2021-09-24 Indy FIDE - Premier 2021 Indianapolis USA 1 Stuart Toliver Joshua Posthuma 0-1 51 Open
162 2021-07-03 49th Annual World Open Philadelphia USA 4 Joshua Posthuma Mark Paragua 1-0 33 Open
163 2021-07-02 49th Annual World Open Philadelphia USA 2.4 Joshua Posthuma Vladimir Akopian 1/2-1/2 60 Open
164 2021-06-20 National Open 2021 Las Vegas USA 9.9 Viktor Matviishen Joshua Posthuma 0-1 32 Open
165 2021-06-20 National Open 2021 Las Vegas USA 8.22 Joshua Posthuma Sam Schmakel 1-0 34 Open
166 2021-06-19 National Open 2021 Las Vegas USA 6.23 Joshua Posthuma Melikset Khachiyan 1/2-1/2 42 Open
167 2021-06-18 National Open 2021 Las Vegas USA 5.23 Joshua Posthuma Andrew Tang 0-1 36 Open
168 2021-06-18 National Open 2021 Las Vegas USA 4.8 Steven Zierk Joshua Posthuma 1/2-1/2 31 Open
169 2021-06-17 National Open 2021 Las Vegas USA 3.16 Pavlo Vorontsov Joshua Posthuma 0-1 44 Open
170 2021-06-17 National Open 2021 Las Vegas USA 2.15 Joshua Posthuma Titas Stremavicius 1/2-1/2 30 Open
171 2021-06-15 Titled Tuesday 15th June chess.com INT 7 Joseph Levine Joshua Posthuma 1-0 24 Open
172 2021-06-15 Titled Tuesday 15th June chess.com INT 6 Joshua Posthuma Naveen Jain 1/2-1/2 110 Open
173 2021-06-15 Titled Tuesday 15th June chess.com INT 5 Vadim Karpov Joshua Posthuma 1-0 23 Open
174 2021-06-15 Titled Tuesday 15th June chess.com INT 4 Joshua Posthuma Alejandro Jose Pacheco Lugo 1-0 19 Open
175 2021-06-15 Titled Tuesday 15th June chess.com INT 3 Bernardo Vainzoff Sztokbant Joshua Posthuma 1-0 28 Open
176 2021-06-15 Titled Tuesday 15th June chess.com INT 2 Joshua Posthuma Nadya Toncheva 0-1 77 Open
177 2021-06-15 Titled Tuesday 15th June chess.com INT 1 Justin Sarkar Joshua Posthuma 0-1 39 Open
178 2021-04-13 Titled Tuesday 13th Apr chess.com INT 9 Joshua Posthuma Mykola Bodnar 0-1 36 Open
179 2021-04-13 Titled Tuesday 13th Apr chess.com INT 8 Guillermo Baches Garcia Joshua Posthuma 0-1 30 Open
180 2021-04-13 Titled Tuesday 13th Apr chess.com INT 7 Joshua Posthuma Stefan Mazur 1-0 29 Open
181 2021-04-13 Titled Tuesday 13th Apr chess.com INT 5 Joshua Posthuma Narmin Khalafova 1-0 46 Open
182 2021-04-13 Titled Tuesday 13th Apr chess.com INT 4 Aleksander Hnydiuk Joshua Posthuma 1-0 49 Open
183 2021-04-13 Titled Tuesday 13th Apr chess.com INT 3 Joshua Posthuma Olexandr Bortnyk 0-1 48 Open
184 2021-04-13 Titled Tuesday 13th Apr chess.com INT 11 Joshua Posthuma Nicolas Brunner 1/2-1/2 75 Open
185 2021-04-13 Titled Tuesday 13th Apr chess.com INT 10 Boris Abrashkin Joshua Posthuma 0-1 21 Open
186 2021-03-09 Titled Tuesday 9th Mar chess.com INT 9 Joshua Posthuma Kirill Shevchenko 1-0 50 Open
187 2021-03-09 Titled Tuesday 9th Mar chess.com INT 8 Joshua Posthuma Vsevolod Ovchinnikov 1-0 88 Open
188 2021-03-09 Titled Tuesday 9th Mar chess.com INT 7 Eduardo Peralta Joshua Posthuma 0-1 54 Open
189 2021-03-09 Titled Tuesday 9th Mar chess.com INT 6 Joshua Posthuma Pavel Eljanov 0-1 38 Open
190 2021-03-09 Titled Tuesday 9th Mar chess.com INT 5 Maksim Zhukov Joshua Posthuma 0-1 65 Open
191 2021-03-09 Titled Tuesday 9th Mar chess.com INT 4 Joshua Posthuma M Ruben D Zacarias 1-0 35 Open
192 2021-03-09 Titled Tuesday 9th Mar chess.com INT 3 Tuan Minh Le Joshua Posthuma 1-0 29 Open
193 2021-03-09 Titled Tuesday 9th Mar chess.com INT 2 Joshua Posthuma Naveen Jain 1-0 31 Open
194 2021-03-09 Titled Tuesday 9th Mar chess.com INT 1 Sandi Stojanovski Joshua Posthuma 0-1 25 Open
195 2021-03-09 Titled Tuesday 9th Mar chess.com INT 11 Giga Quparadze Joshua Posthuma 0-1 79 Open
196 2021-03-09 Titled Tuesday 9th Mar chess.com INT 10 Baadur Jobava Joshua Posthuma 1-0 107 Open
197 2021-03-02 Titled Tuesday 2nd Mar chess.com INT 7 Joshua Posthuma Owen McCoy 0-1 42 Open
198 2021-03-02 Titled Tuesday 2nd Mar chess.com INT 6 Serhan Berat Ozdemir Joshua Posthuma 1-0 25 Open
199 2021-03-02 Titled Tuesday 2nd Mar chess.com INT 5 Lilit Mkrtchian Joshua Posthuma 0-1 59 Open
200 2021-03-02 Titled Tuesday 2nd Mar chess.com INT 2 Ali Mortazavi Joshua Posthuma 1-0 58 Open

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