Peter Giannatos

Country

USA

Birth Year

1991

Gender

M

Title

IO,IA,FIDE Master

FIDE ID

2041650

USCF ID

13055966

USCF Rating

2367

FIDE ratings

2271

Classical

Published FIDE

2172

Rapid

Published FIDE

2171

Blitz

Published FIDE

Official classical ranks

Inactive on the latest FIDE classical list

Rating history

Highest recorded rating
2290 Mar 2017
Recorded years
2009–2026
Archived games
93

Based on available monthly lists and saved games.

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: 2026-10-07 (UTC).

# Date Event Site Round White Black Result Moves View
1 2019-08-04 Montreal Summer IM 2019 Montreal CAN 9.5 Peter Giannatos Doug Eckert 1/2-1/2 2 Open
2 2019-08-04 Montreal Summer IM 2019 Montreal CAN 8.1 Mark Plotkin Peter Giannatos 1-0 94 Open
3 2019-08-03 Montreal Summer IM 2019 Montreal CAN 7.5 Olivier-Kenta Chiku-Ratte Peter Giannatos 0-1 34 Open
4 2019-08-03 Montreal Summer IM 2019 Montreal CAN 6.2 Peter Giannatos Shawn Rodrigue-Lemieux 1/2-1/2 41 Open
5 2019-08-02 Montreal Summer IM 2019 Montreal CAN 5.4 Thanh Nha Duong Peter Giannatos 1/2-1/2 44 Open
6 2019-08-02 Montreal Summer IM 2019 Montreal CAN 4.3 Peter Giannatos Zong Yang Yu 1-0 24 Open
7 2019-08-01 Montreal Summer IM 2019 Montreal CAN 3.3 Eric Rosen Peter Giannatos 1-0 37 Open
8 2019-08-01 Montreal Summer IM 2019 Montreal CAN 2.4 Peter Giannatos Dagur Ragnarsson 1/2-1/2 28 Open
9 2019-07-31 Montreal Summer IM 2019 Montreal CAN 1.2 Raymond Kaufman Peter Giannatos 1/2-1/2 20 Open
10 2019-05-21 St Louis Norm Congress IM Saint Louis USA 9.3 Rochelle Wu Peter Giannatos 1/2-1/2 77 Open
11 2019-05-20 St Louis Norm Congress IM Saint Louis USA 8.4 Peter Giannatos Aaron Jacobson 1-0 61 Open
12 2019-05-19 St Louis Norm Congress IM Saint Louis USA 7.2 Eric Rosen Peter Giannatos 1-0 26 Open
13 2019-05-19 St Louis Norm Congress IM Saint Louis USA 6.5 Peter Giannatos Olivier-Kenta Chiku-Ratte 0-1 48 Open
14 2019-05-18 St Louis Norm Congress IM Saint Louis USA 5.1 Peter Giannatos Keaton Kiewra 0-1 38 Open
15 2019-05-18 St Louis Norm Congress IM Saint Louis USA 4.5 Aaron Grabinsky Peter Giannatos 0-1 38 Open
16 2019-05-17 St Louis Norm Congress IM Saint Louis USA 3.2 Peter Giannatos Luis Carlos Torres Rosas 0-1 42 Open
17 2019-05-17 St Louis Norm Congress IM Saint Louis USA 2.4 Ezra Paul Chambers Peter Giannatos 0-1 34 Open
18 2019-05-16 St Louis Norm Congress IM Saint Louis USA 1.3 Peter Giannatos Shankar Gauri 0-1 38 Open
19 2018-08-20 US Chess Masters 2018 Greensboro USA 6.17 Peter Giannatos Brandon Jacobson 0-1 29 Open
20 2018-08-19 US Chess Masters 2018 Greensboro USA 5.17 Advait Patel Peter Giannatos 1/2-1/2 20 Open
21 2018-08-18 US Chess Masters 2018 Greensboro USA 3.33 Mark Dejmek Peter Giannatos 0-1 54 Open
22 2018-08-17 US Chess Masters 2018 Greensboro USA 1.14 Peter Giannatos Hovhannes Gabuzyan 0-1 53 Open
23 2017-08-26 US Chess Masters 2017 Greensboro USA 7.17 Carlos S. Matamoros Franco Peter Giannatos 1-0 27 Open
24 2017-08-26 US Chess Masters 2017 Greensboro USA 6.21 Peter Giannatos Alonso Zapata 1/2-1/2 22 Open
25 2017-08-25 US Chess Masters 2017 Greensboro USA 5.18 Peter Giannatos Nicolas Checa 0-1 66 Open
26 2017-08-25 US Chess Masters 2017 Greensboro USA 4.15 Levan Bregadze Peter Giannatos 1/2-1/2 19 Open
27 2017-08-24 US Chess Masters 2017 Greensboro USA 3.26 Daniel Hung Peter Giannatos 0-1 27 Open
28 2017-08-24 US Chess Masters 2017 Greensboro USA 2.31 Peter Giannatos James Richardson 1-0 48 Open
29 2017-08-23 US Chess Masters 2017 Greensboro USA 1.11 Niclas Huschenbeth Peter Giannatos 1-0 39 Open
30 2017-04-14 11th Philadelphia Open Philadelphia USA 4.1 Guillermo Vazquez Peter Giannatos 1-0 24 Open
31 2017-04-13 11th Philadelphia Open Philadelphia USA 3.22 Peter Giannatos Majur Juac 1-0 52 Open
32 2017-04-13 11th Philadelphia Open Philadelphia USA 2.8 Angel Arribas Lopez Peter Giannatos 1-0 31 Open
33 2017-04-12 11th Philadelphia Open Philadelphia USA 1.32 Peter Giannatos Vincent Umayan 1-0 50 Open
34 2017-02-22 PRO League Group Stage chess.com INT 7 Darwin Laylo Peter Giannatos 1-0 38 Open
35 2017-02-22 PRO League Group Stage chess.com INT 7 Mark Paragua Peter Giannatos 1-0 36 Open
36 2017-02-22 PRO League Group Stage chess.com INT 7 Peter Giannatos Oliver Barbosa 1-0 28 Open
37 2017-02-22 PRO League Group Stage chess.com INT 7 Peter Giannatos Ivan Gil Biag 0-1 64 Open
38 2017-02-11 PRO League Group Stage chess.com INT 5 Chakravarthy Y V K Peter Giannatos 0-1 73 Open
39 2017-02-11 PRO League Group Stage chess.com INT 5 Sai Krishna G V Peter Giannatos 0-1 22 Open
40 2017-02-11 PRO League Group Stage chess.com INT 5 Peter Giannatos V Toshali 0-1 88 Open
41 2017-02-11 PRO League Group Stage chess.com INT 5 Peter Giannatos Dhulipalla Bala Chandra Prasad 1/2-1/2 52 Open
42 2017-01-25 PRO League Atlantic 2017 chess.com INT 3 Peter Giannatos Praveen Balakrishnan 0-1 45 Open
43 2017-01-25 PRO League Atlantic 2017 chess.com INT 3 Peter Giannatos Joel Benjamin 1-0 39 Open
44 2017-01-25 PRO League Atlantic 2017 chess.com INT 3 Alexander Katz Peter Giannatos 1/2-1/2 118 Open
45 2017-01-25 PRO League Atlantic 2017 chess.com INT 3 Alexander Stripunsky Peter Giannatos 1/2-1/2 97 Open
46 2017-01-18 PRO League Atlantic 2017 chess.com INT 2 Jason Wang Peter Giannatos 1-0 72 Open
47 2017-01-18 PRO League Atlantic 2017 chess.com INT 2 Maggie Feng Peter Giannatos 1/2-1/2 58 Open
48 2017-01-18 PRO League Atlantic 2017 chess.com INT 2 Peter Giannatos Vincent Baker 1-0 60 Open
49 2017-01-18 PRO League Atlantic 2017 chess.com INT 2 Peter Giannatos Christopher Shen 1-0 39 Open
50 2017-01-11 PRO League Atlantic 2017 chess.com INT 1 Sergey Erenburg Peter Giannatos 1-0 52 Open

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