Alexander Costello

Country

USA

Birth Year

2003

Gender

M

Title

International Master

FIDE ID

2099659

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 ⓘ

Rating history

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

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: 2026-10-08 (UTC).

# Date Event Site Round White Black Result Moves View
101 2020-08-09 48th Annual World Open ICC INT 8 Alex Yuxuan Wang Alexander Costello 0-1 30 Open
102 2020-08-09 48th Annual World Open ICC INT 7 Alexander Costello Davis Zong 0-1 54 Open
103 2020-08-08 48th Annual World Open ICC INT 6 Tanmay Khattar Alexander Costello 0-1 25 Open
104 2020-08-08 48th Annual World Open ICC INT 5 Alexander Costello Krishna Nathan 0-1 42 Open
105 2020-08-08 48th Annual World Open ICC INT 4 Andy Woodward Alexander Costello 1-0 35 Open
106 2020-08-07 48th Annual World Open ICC INT 3 Alexander Costello Samuel Sevian 0-1 60 Open
107 2020-08-07 48th Annual World Open ICC INT 2 Alexander Costello Jeffrey Quirke 1-0 57 Open
108 2020-08-07 48th Annual World Open ICC INT 1 Kevin Xu Alexander Costello 1/2-1/2 63 Open
109 2020-05-25 PNWCC Masters 2020 chess.com INT 9.23 Jason Lu Alexander Costello 1-0 46 Open
110 2020-05-25 PNWCC Masters 2020 chess.com INT 8.18 Alexander Costello Justin Sarkar 0-1 41 Open
111 2020-05-25 PNWCC Masters 2020 chess.com INT 7.13 Carlos Antonio Hevia Alejano Alexander Costello 1/2-1/2 83 Open
112 2020-05-24 PNWCC Masters 2020 chess.com INT 6.24 Alexander Costello Hersh Singh 1-0 53 Open
113 2020-05-24 PNWCC Masters 2020 chess.com INT 5.3 Alexander Yang Alexander Costello 0-1 69 Open
114 2020-05-24 PNWCC Masters 2020 chess.com INT 4.24 Alexander Costello Nguyen Thanh Thuy Tien 0-1 44 Open
115 2020-05-23 PNWCC Masters 2020 chess.com INT 3.11 Andrew Tang Alexander Costello 1-0 42 Open
116 2020-05-23 PNWCC Masters 2020 chess.com INT 2.12 Alexander Costello Marin Bosiocic 1/2-1/2 31 Open
117 2020-05-23 PNWCC Masters 2020 chess.com INT 1.36 Andrew Feng Alexander Costello 0-1 55 Open
118 2019-12-29 29th North American Open Las Vegas USA 7 Alexander Costello Mark Paragua 0-1 34 Open
119 2019-12-27 29th North American Open Las Vegas USA 4.1 Hovhannes Gabuzyan Alexander Costello 1-0 26 Open
120 2019-06-23 ch-USA Cadet 2019 San Jose CA USA 7.4 Alexander Costello Josiah Stearman 0-1 33 Open
121 2019-06-22 ch-USA Cadet 2019 San Jose CA USA 6.4 Alexander Costello Robert Shlyakhtenko 0-1 50 Open
122 2019-06-21 ch-USA Cadet 2019 San Jose CA USA 5.2 Rochelle Wu Alexander Costello 0-1 87 Open
123 2019-06-21 ch-USA Cadet 2019 San Jose CA USA 4.3 Alexander Costello Hans Moke Niemann 0-1 45 Open
124 2019-06-20 ch-USA Cadet 2019 San Jose CA USA 3.3 Justin Wang Alexander Costello 1-0 58 Open
125 2019-06-20 ch-USA Cadet 2019 San Jose CA USA 2.2 Alexander Costello Andrew Hong 0-1 93 Open
126 2019-06-19 ch-USA Cadet 2019 San Jose CA USA 1.4 Ivan Ke Alexander Costello 1-0 39 Open
127 2019-06-14 National Open 2019 Las Vegas USA 4 Atulya Shetty Alexander Costello 1/2-1/2 36 Open
128 2019-06-13 National Open 2019 Las Vegas USA 2 Ruifeng Li Alexander Costello 1-0 67 Open
129 2019-04-28 National Junior High K9 Grapevine USA 7.2 Anish Vivekananthan Alexander Costello 1/2-1/2 39 Open
130 2019-04-28 National Junior High K9 Grapevine USA 6.4 Alexander Costello Eric Wu 1-0 56 Open
131 2019-04-26 National Junior High K9 Grapevine USA 1.1 Zachary Pan Alexander Costello 1-0 45 Open
132 2019-03-07 PRO League Group Stage chess.com INT 9 Brandon G I Clarke Alexander Costello 1-0 43 Open
133 2019-03-07 PRO League Group Stage chess.com INT 9 Alexey Sarana Alexander Costello 1-0 44 Open
134 2019-03-07 PRO League Group Stage chess.com INT 9 Alexander Costello Daniel Howard Fernandez 0-1 50 Open
135 2019-03-07 PRO League Group Stage chess.com INT 9 Alexander Costello Max Illingworth 1/2-1/2 46 Open
136 2019-01-07 Bay Area Int Open 2019 Burlingame USA 9.28 Zurab Javakhadze Alexander Costello 0-1 60 Open
137 2019-01-06 Bay Area Int Open 2019 Burlingame USA 8.3 Alexander Costello Mauro Ampie 1/2-1/2 21 Open
138 2019-01-05 Bay Area Int Open 2019 Burlingame USA 7.21 Brandon Jacobson Alexander Costello 1-0 36 Open
139 2019-01-05 Bay Area Int Open 2019 Burlingame USA 6.28 Alexander Costello Ezra Paul Chambers 1-0 20 Open
140 2019-01-04 Bay Area Int Open 2019 Burlingame USA 5.34 Jack Zhu Alexander Costello 0-1 39 Open
141 2019-01-03 Bay Area Int Open 2019 Burlingame USA 4.39 Teemu Virtanen Alexander Costello 1/2-1/2 47 Open
142 2019-01-03 Bay Area Int Open 2019 Burlingame USA 3.32 Alexander Costello Andrew Hong 0-1 32 Open
143 2019-01-02 Bay Area Int Open 2019 Burlingame USA 2.51 John Canessa Alexander Costello 0-1 66 Open
144 2019-01-01 Bay Area Int Open 2019 Burlingame USA 1.25 Alexander Costello Kevin Wang 0-1 66 Open
145 2018-11-25 54th American Open 2018 Costa Mesa USA 7 Alexander Costello Alexander Chua 1-0 36 Open
146 2018-11-23 54th American Open 2018 Costa Mesa USA 3 Rushaan Mahajan Alexander Costello 0-1 26 Open
147 2018-06-21 National Open 2018 Las Vegas USA 1.2 Alexander Costello Illya Nyzhnyk 0-1 51 Open
148 2017-11-24 53rd American Open 2017 Costa Mesa USA 3 Brandon Burrows Alexander Costello 0-1 38 Open
149 2017-11-23 53rd American Open 2017 Costa Mesa USA 1 Alexander Costello Andrey Baryshpolets 0-1 34 Open
150 2017-09-26 World Youth Open U14 2017 Montevideo URU 11.2 Pawel Teclaf Alexander Costello 1/2-1/2 49 Open

© 2024-2026 EloTracker