Guilherme Arana is a 29-year-old professional football player from BRA. He currently plays for Fluminense RJ, wearing the number 13 shirt. He plays primarily as a Defender. He stands at 176cm tall and weighs 75kg. His preferred foot is Left. His current market value is estimated at 7M €.

His most recent move was a Free from Atletico Mineiro to Fluminense RJ on 2026-01-02. The reported fee was 5M €.

Throughout the Brazilian Serie A 2026, Guilherme Arana featured in 4 matches, averaging 0.5 tackles, 0.5 interceptions, and 1.3 clearances per game, while blocking 0 shots per game.