Alexander Costello

Country

USA

Birth Year

2003

Gender

Title

International Master

FIDE ID

2099659

FIDE ratings

2265

Published FIDE

—

Published FIDE

2189

Published FIDE

Active players · Oct 2026 FIDE list ⓘ

Based on available monthly lists and saved games.

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
151	2017-09-25	World Youth Open U14 2017	Montevideo URU	10.8	Alexander Costello	Miguel Angel Soto	1-0	40	Open
152	2017-09-24	World Youth Open U14 2017	Montevideo URU	9.8	Alexander Costello	Nikhil Kumar	1-0	29	Open
153	2017-09-23	World Youth Open U14 2017	Montevideo URU	8.6	Noah Fecker	Alexander Costello	1-0	54	Open
154	2017-09-22	World Youth Open U14 2017	Montevideo URU	7.11	Alexander Costello	Nathan Felipe Filgueiras	1-0	26	Open
155	2017-09-22	World Youth Open U14 2017	Montevideo URU	6.16	Jhoan Mollo	Alexander Costello	0-1	29	Open
156	2017-09-20	World Youth Open U14 2017	Montevideo URU	5.7	Aydin Turgut	Alexander Costello	1-0	45	Open
157	2017-09-19	World Youth Open U14 2017	Montevideo URU	4.2	Alexander Costello	Dambasuren Batsuren	0-1	78	Open
158	2017-09-18	World Youth Open U14 2017	Montevideo URU	3.9	Alexander Costello	Koustav Chatterjee	1-0	26	Open
159	2017-09-18	World Youth Open U14 2017	Montevideo URU	2.2	Arseniy Nesterov	Alexander Costello	0-1	33	Open
160	2017-09-17	World Youth Open U14 2017	Montevideo URU	1.27	Alexander Costello	Ilya Stetsenko	1-0	36	Open
161	2015-10-20	US Chess League 2015	ICC INT	9	Bryce Tiglon	Alexander Costello	1-0	59	Open
162	2015-09-16	US Chess League 2015	ICC INT	4	Alexander Costello	Robby Adamson	0-1	60	Open
163	2015-09-08	US Chess League 2015	ICC INT	3	Elliott Liu	Alexander Costello	1-0	35	Open
164	2015-09-02	US Chess League 2015	ICC INT	2	Alexander Costello	Byambaa Uyanga	1/2-1/2	30	Open