Alejo Gelsomino is a 21-year-old professional football player from ARG. He currently plays for Gimnasia La Plata, wearing the number 15 shirt. He plays primarily as a Defender.

Throughout the Argentine Division 1 2026, Alejo Gelsomino featured in 4 matches, averaging 0.5 tackles, 0.3 interceptions, and 1.3 clearances per game, while blocking 0 shots per game.