JJ
CM Joao Carlos Mazzini Juliano
FIDE 2121816 ↗·Born 1961
Active-player world ranks · Official FIDE July 2026 lists
Opening Repertoire
All colors · ChessEver game database
A46D00C42A43A45B08E25A28
Queen's pawn game
W 5D 1L 39 games
61%
score
Queen's pawn, Mason variation
W 3D 0L 03 games
100%
score
Petrov's defence
W 2D 0L 24 games
50%
score
Old Benoni defence
W 1D 0L 12 games
50%
score
Queen's pawn game
W 1D 0L 12 games
50%
score
Pirc
W 1D 0L 12 games
50%
score
E25
W 0D 0L 22 games
0%
score
English
W 1D 0L 01 games
100%
score
Follow tournaments as they happen
Watch live games, discover upcoming events and revisit recent tournaments.
Explore live tournaments