Alexander Costello

Country

USA

Birth Year

2003

Gender

M

Title

International Master

FIDE ID

2099659

USCF ID

14702870

USCF Rating

2373

FIDE ratings

2265

Classical

Published FIDE

—

Rapid

Published FIDE

2189

Blitz

Published FIDE

Official classical ranks

World rank
#5328
National rank · USA
#212

Active players · Oct 2026 FIDE list ⓘ

FIDE rating history

Highest recorded rating
2302 Feb 2019
Recorded years
2014–2026
Archived games
164

Based on available monthly lists and saved games.

CFC ratings

Canadian rankings

CFC ID 171160 · California US

2392Regular
2358Quick

CFC rating history is being retrieved. Check back shortly.

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: 2026-10-09 (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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