Nicolas Fonseca is a 27-year-old professional football player from URU. He currently plays for Club Leon, wearing the number 4 shirt. He plays primarily as a Defender. His preferred foot is Right. His current market value is estimated at 3M .

His most recent move was a Loan from Real Oviedo to Club Leon on 2026-06-30.

Throughout the Mexico Liga MX 2025-2026, Nicolas Fonseca featured in 15 matches, averaging 2.2 tackles, 0.7 interceptions, and 1.4 clearances per game, while blocking 0.2 shots per game.