Jan Boersma
NED · FIDE ID 1003267 · 42 tournament games since 2021
Standard
2096
#589 in NED (active)
Rapid
–
Unrated
Blitz
–
Unrated
Score
45%
11 W · 16 D · 15 L
Opp. avg
2024
Last 42 games
Last game
2026-07-24
Dutch Open 2026 - Reserve A
Prep summary
- As White: 1.e4 in 95% of games (scores 50%).
- Against 1.e4: 1...c5 in 10 of 10 games (Sicilian Defense), scoring 35%.
- Against 1.d4: 1...Nf6 in 7 of 7 games (Indian Defense), scoring 43%.
- Weak spot: Sicilian Defense: Hyperaccelerated Dragon as Black, only 25% in 4 games.
- Comfort zone: Sicilian Defense: Closed, Traditional as White, 70% in 5 games.
- By opponent strength: 25% against higher-rated players, 75% against lower-rated.
Based on 42 over-the-board games (7 classical). 21 with White (50%), 21 with Black (40%).
Openings as White
First move
| 1.e4 | 20 | 50% |
| 1.Nc3 | 1 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: Closed | 5 | 50% |
| Sicilian Defense: Closed, Traditional | 5 | 70% |
| Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | 3 | 67% |
| Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation | 3 | 33% |
| French Defense: McCutcheon Variation, Wolf Gambit | 1 | 50% |
Openings as Black
Against 1.e4 (10 games)
| 1...c5 Sicilian Defense | 10 | 35% |
Against 1.d4 (7 games)
| 1...Nf6 Indian Defense | 7 | 43% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: Hyperaccelerated Dragon | 4 | 25% |
| Sicilian Defense: Accelerated Dragon, Maróczy Bind | 3 | 33% |
| Benoni Defense: Hromádka System | 2 | 50% |
| English Opening: Great Snake Variation | 1 | 100% |
| King's Indian Defense: Orthodox Variation | 1 | 50% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-07-24 | Emeline Smit (1974) Dutch Open 2026 - Reserve A | W |
| 2026-07-23 | Rick Kompaan (1939) Dutch Open 2026 - Reserve A | W |
| 2026-07-22 | Rien Seip (1932) Dutch Open 2026 - Reserve A | ½ |
| 2026-07-21 | Chingthang Ngangbam (1910) Dutch Open 2026 - Reserve A | W |
| 2025-12-29 | Henk Van Putten (2076) Chessfestival Groningen 2025 | Compact | ½ |
| 2025-12-27 | Enrico Vroombout (2056) Chessfestival Groningen 2025 | Compact | W |
| 2025-12-26 | Michiel Sijpkens (2062) Chessfestival Groningen 2025 | Compact | W |
| 2025-12-03 | Bram Ten Dam (2166) Chessfestival Groningen 2025 | Compact | L |
| 2025-07-30 | Matthieu Guillaumond (1992) Dutch Open Championship 2025 | Reserve A | ½ |
| 2025-07-29 | Mika Kleibeuker Dutch Open Championship 2025 | Reserve A | 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.