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FIDE ID 746452· born 1972 · last updated 9/24/2026
Search for the accounts Erno Haffner plays online, then open one to see its openings and practice the lines.
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No tournament games of Erno Haffner are on file yet, so this search uses their name, country and rating. Adding their games under More options makes it stronger.
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Results are leads to check, not proof of who owns an account.
Search for Erno Haffner's online accounts first. Then open one to see the openings it plays, move by move, and practice the positions.