Renan Santos de Castro is a 31-year-old professional football player from BRA. He currently plays for Guarani SP, wearing the number 26 shirt. He plays primarily as a Defender. He stands at 175cm tall and weighs 74kg. His preferred foot is Left.

His most recent move was a Free from Agua Santa SP Youth to Guarani SP on 2025-07-10.

Throughout the Brazilian Serie C 2025, Renan Santos de Castro featured in 13 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.