Jack Klein
USA · FIDE ID 30978467 · 29 tournament games since 2021
Standard
1877
#1502 in USA (active)
Rapid
1882
#587 in USA (active)
Blitz
1896
#911 in USA (active)
Score
50%
13 W · 3 D · 13 L
Opp. avg
1821
Last 29 games
Last game
2025-03
2025 UToronto vs UWaterloo Match | Rapid
Prep summary
- As White: 1.e4 in 67% of games (scores 50%), otherwise 1.Nf3 (27%).
- Against 1.e4: 1...c5 in 5 of 8 games (Sicilian Defense), scoring 60%.
- Against 1.d4: 1...Nf6 in 6 of 6 games (Indian Defense), scoring 50%.
- Weak spot: Sicilian Defense: Chekhover Variation as White, only 33% in 3 games.
Based on 29 over-the-board games (12 blitz · 9 classical). 15 with White (47%), 14 with Black (54%).
Openings as White
First move
| 1.e4 | 10 | 50% |
| 1.Nf3 | 4 | 38% |
| 1.g3 | 1 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: Chekhover Variation | 3 | 33% |
| Italian Game: Two Knights Defense, Modern Bishop's Opening | 2 | 100% |
| King's Indian Attack: Wahls Defense | 2 | 75% |
| King's Indian Attack: Symmetrical Defense | 1 | 0% |
| Italian Game: Classical Variation, Giuoco Pianissimo | 1 | 100% |
Openings as Black
Against 1.e4 (8 games)
| 1...c5 Sicilian Defense | 5 | 60% |
| 1...d6 Pirc Defense | 3 | 50% |
Against 1.d4 (6 games)
| 1...Nf6 Indian Defense | 6 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| Benko Gambit Accepted: Fully Accepted Variation | 2 | 0% |
| King's Indian Defense | 1 | 0% |
| Sicilian Defense: Dragon Variation | 1 | 100% |
| Sicilian Defense: Dragon Variation, Yugoslav Attack | 1 | 100% |
| Sicilian Defense: Dragon Variation, Classical Variation | 1 | 100% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2025-03 | William Ratelband (1876) 2025 UToronto vs UWaterloo Match | Rapid · blitz | L |
| 2025-03 | Sriram Kumar (1802) 2025 UToronto vs UWaterloo Match | Rapid · blitz | L |
| 2025-03 | Sriram Kumar (1761) 2025 UToronto vs UWaterloo Match | Blitz · blitz | W |
| 2025-03 | Sriram Kumar (1761) 2025 UToronto vs UWaterloo Match | Blitz · blitz | W |
| 2025-03 | Christopher Xiang 2025 UToronto vs UWaterloo Match | Blitz · blitz | L |
| 2025-03 | Christopher Xiang 2025 UToronto vs UWaterloo Match | Blitz · blitz | W |
| 2025-03 | Nicholas Lyn (1762) 2025 UToronto vs UWaterloo Match | Blitz · blitz | W |
| 2025-03 | Malhar Singh 2025 UToronto vs UWaterloo Match | Blitz · blitz | W |
| 2025-03 | Malhar Singh 2025 UToronto vs UWaterloo Match | Blitz · blitz | W |
| 2025-03 | William Ratelband (1828) 2025 UToronto vs UWaterloo Match | Blitz · blitz | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.