Alexander Costello
Country
USA
Birth Year
2003
Gender
M
Title
International Master
FIDE ID
2099659
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-08 (UTC).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 51 | 2024-06-04 | Titled Tue 4th Jun Late | chess.com INT | 4 | Floryan Eugene | Alexander Costello | 1-0 | 36 | Open |
| 52 | 2024-06-04 | Titled Tue 4th Jun Late | chess.com INT | 3 | Ilan Schnaider | Alexander Costello | 0-1 | 64 | Open |
| 53 | 2024-06-04 | Titled Tue 4th Jun Late | chess.com INT | 2 | Alexander Costello | Marya Demina | 1-0 | 30 | Open |
| 54 | 2024-06-04 | Titled Tue 4th Jun Late | chess.com INT | 1 | Ivan Yeletsky | Alexander Costello | 1-0 | 24 | Open |
| 55 | 2024-06-04 | Titled Tue 4th Jun Late | chess.com INT | 11 | Alexander Costello | Mikayel Manvelyan | 1-0 | 76 | Open |
| 56 | 2024-06-04 | Titled Tue 4th Jun Late | chess.com INT | 10 | Meri Arabidze | Alexander Costello | 1/2-1/2 | 85 | Open |
| 57 | 2023-07-27 | 56th Biel Master Open | Biel SUI | 10.34 | Cocoro Matsumura | Alexander Costello | 0-1 | 74 | Open |
| 58 | 2023-07-26 | 56th Biel Master Open | Biel SUI | 9.33 | Alexander Costello | Robert Prieb | 1/2-1/2 | 88 | Open |
| 59 | 2023-07-25 | 56th Biel Master Open | Biel SUI | 8.23 | Dieter Morawietz | Alexander Costello | 1-0 | 34 | Open |
| 60 | 2023-07-24 | 56th Biel Master Open | Biel SUI | 7.33 | Alexander Costello | Moritz Valentin Collin | 1-0 | 26 | Open |
| 61 | 2023-07-23 | 56th Biel Master Open | Biel SUI | 6.24 | Irine Kharisma Sukandar | Alexander Costello | 1-0 | 67 | Open |
| 62 | 2023-07-21 | 56th Biel Master Open | Biel SUI | 5.27 | Alexander Costello | Georg Seul | 1/2-1/2 | 26 | Open |
| 63 | 2023-07-20 | 56th Biel Master Open | Biel SUI | 4.37 | Akshit Kumar J | Alexander Costello | 0-1 | 41 | Open |
| 64 | 2023-07-19 | 56th Biel Master Open | Biel SUI | 3.23 | Alexander Costello | Vantika Agrawal | 0-1 | 52 | Open |
| 65 | 2023-07-18 | 56th Biel Master Open | Biel SUI | 2.42 | Niels Stijve | Alexander Costello | 0-1 | 37 | Open |
| 66 | 2023-07-17 | 56th Biel Master Open | Biel SUI | 1.12 | Alexander Costello | Shawn Rodrigue-Lemieux | 0-1 | 40 | Open |
| 67 | 2023-06-18 | National Open 2023 | Las Vegas USA | 9.19 | Alexander Costello | Zoey Tang | 1-0 | 69 | Open |
| 68 | 2023-06-17 | National Open 2023 | Las Vegas USA | 6.17 | Nico Chasin | Alexander Costello | 1-0 | 62 | Open |
| 69 | 2023-06-16 | National Open 2023 | Las Vegas USA | 5.12 | Alexander Costello | Mark Heimann | 1/2-1/2 | 45 | Open |
| 70 | 2023-06-15 | National Open 2023 | Las Vegas USA | 2.16 | Tommy Wen | Alexander Costello | 1-0 | 67 | Open |
| 71 | 2022-11-23 | US Chess Masters 2022 | Charlotte USA | 1.7 | Nikolas Theodorou | Alexander Costello | 1-0 | 38 | Open |
| 72 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 9 | Alexander Costello | Nebojsa M Ristic | 0-1 | 55 | Open |
| 73 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 8 | Alexander Costello | Eric Hansen | 0-1 | 35 | Open |
| 74 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 7 | Denes Boros | Alexander Costello | 1-0 | 40 | Open |
| 75 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 6 | Alexander Costello | Kirill Klukin | 1-0 | 35 | Open |
| 76 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 5 | Alexander Donchenko | Alexander Costello | 1-0 | 37 | Open |
| 77 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 4 | Georg Meier | Alexander Costello | 0-1 | 40 | Open |
| 78 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 3 | Alexander Costello | Zbigniew Pakleza | 0-1 | 35 | Open |
| 79 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 2 | Alexander Costello | Srihari L R | 1-0 | 56 | Open |
| 80 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 1 | Marko Nenezic | Alexander Costello | 1/2-1/2 | 48 | Open |
| 81 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 14 | Alexander Costello | Viacheslav Mikhailov | 1-0 | 49 | Open |
| 82 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 13 | Przemyslaw Koc | Alexander Costello | 1-0 | 36 | Open |
| 83 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 12 | Alexander Costello | Artem Sadovsky | 1-0 | 46 | Open |
| 84 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 11 | Alexander Costello | Joachim Mouhamad | 1-0 | 39 | Open |
| 85 | 2022-11-12 | chess.com SpeedChess Q2Sw | chess.com INT | 10 | Juan Sebastian Melian | Alexander Costello | 1-0 | 24 | Open |
| 86 | 2022-08-07 | 122nd US Open 2022 | Rancho Mirage USA | 9.4 | Alexander Costello | Varuzhan Akobian | 1/2-1/2 | 72 | Open |
| 87 | 2022-08-06 | 122nd US Open 2022 | Rancho Mirage USA | 8.11 | Rose Atwell | Alexander Costello | 0-1 | 43 | Open |
| 88 | 2022-08-05 | 122nd US Open 2022 | Rancho Mirage USA | 7.14 | Alexander Costello | Grant Oen | 1-0 | 39 | Open |
| 89 | 2022-08-04 | 122nd US Open 2022 | Rancho Mirage USA | 6.7 | Gabriel Eidelman | Alexander Costello | 1/2-1/2 | 37 | Open |
| 90 | 2022-08-03 | 122nd US Open 2022 | Rancho Mirage USA | 5.8 | Alexander Costello | Andrew Wang | 1-0 | 41 | Open |
| 91 | 2022-08-02 | 122nd US Open 2022 | Rancho Mirage USA | 4.3 | Semen Khanin | Alexander Costello | 1-0 | 38 | Open |
| 92 | 2022-08-01 | 122nd US Open 2022 | Rancho Mirage USA | 3.9 | Alexander Costello | David Gasparyan | 1-0 | 31 | Open |
| 93 | 2022-07-31 | 122nd US Open 2022 | Rancho Mirage USA | 2.1 | Yiding Lu | Alexander Costello | 0-1 | 32 | Open |
| 94 | 2022-07-30 | 122nd US Open 2022 | Rancho Mirage USA | 1.1 | Alexander Costello | Jacob Teitelman | 1-0 | 30 | Open |
| 95 | 2021-12-27 | 31st North American Open | Las Vegas USA | 4 | Arsal Gardezi | Alexander Costello | 0-1 | 14 | Open |
| 96 | 2021-12-27 | 31st North American Open | Las Vegas USA | 3 | Alexander Costello | Awonder Liang | 0-1 | 14 | Open |
| 97 | 2021-12-26 | 31st North American Open | Las Vegas USA | 2 | Alexander Shabalov | Alexander Costello | 1/2-1/2 | 38 | Open |
| 98 | 2021-06-18 | National Open 2021 | Las Vegas USA | 4.22 | Christopher Woojin Yoo | Alexander Costello | 1-0 | 60 | Open |
| 99 | 2021-06-17 | National Open 2021 | Las Vegas USA | 2.17 | Atulya Shetty | Alexander Costello | 1-0 | 63 | Open |
| 100 | 2020-08-09 | 48th Annual World Open | ICC INT | 9 | Alexander Costello | Alice Lee | 1/2-1/2 | 50 | Open |
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