♞ ChessPrepOpen the app

Jan Leoniuk's chess openings

🇵🇱 PolandFIDE 15489 games

Jan Leoniuk, from Poland, has 9 tournament games in the ChessPrep database. As White, Jan Leoniuk most often opens with 1.e4 (100% of games). As Black, against 1.e4 the usual reply is 1...e5, the Open Game; against 1.d4 it is 1...d5.

As White4 games · +2 =2 −0 · 75%
As Black5 games · +1 =0 −4 · 20%

As White

  1. 1.e4 King's Pawn Opening100%
    4 games · scores 75% · main line 1.e4 c5 2.Nf3 d6 3.d4 cxd4

As Black against 1.e4

  1. 1...e5 Open Game100%
    3 games · scores 33% · main line 1.e4 e5 2.Nf3 Nc6 3.Bc4 d6

As Black against 1.d4

  1. 1...d5 Closed Game100%
    1 game · scores 0% · main line 1.d4 d5 2.c4 e6 3.Nc3 c5

Playing Jan Leoniuk soon?

ChessPrep shows every line Jan Leoniuk plays as White and as Black, where they score worst, and how your own openings cover them — then drills your answers.

Prepare in ChessPrep

Similar players