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FIDE ID 1004140 · born 1959 · last updated 5/12/2026
Standard
2030
Rapid
2083
Blitz
2130
Quick name search
Shortlist public Lichess and chess.com accounts for Groffen via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
AI matching by sample game
Searching public databases for known games of Groffen…
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Real tournament games of Hans Groffen from public sources. Select a game to replay it on the board.
All games
+1 =5 -3 · score 39% · 9 games
As White
+1 =2 -2 · score 40% · 5 games
As Black
+0 =3 -1 · score 38% · 4 games
Van Delft,M(2374)
Groffen,H(2075)½-½
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As White
As Black
| Event | Games | Dates |
|---|---|---|
| TCh-BEL 2023-24 | 9 | 2023-09-24 to 2024-04-21 |
Prep report
Their repertoire vs yours
Once you have a candidate account, we cross-reference its opening tree against your imported games, surfacing the lines they play that you don’t know, the leaks in their repertoire you can punish, and the gaps in yours you’ll need to plug before the game.
Pick a candidate account above to unlock the report.
AI matching from found games
We already found 9 of Groffen’s real games in public databases. No PGNs needed: one click shortlists public accounts with similar opening choices.
Sources: twic (9) - latest 4/21/2024
Helps match accounts whose display name is not written in Latin letters.
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Uses 1 credit. Results take a few minutes; the results page updates itself.