Jairo O'Neil is a 25-year-old professional football player from URU. He currently plays for Boston River, wearing the number 24 shirt. He plays primarily as a Defender. He stands at 169cm tall and weighs 70kg. His preferred foot is Left. His current market value is estimated at 150K .

His most recent move was a from Sud America to Boston River on 2025-01-10.

Throughout the Uruguay Primera Division 2026, Jairo O'Neil featured in 4 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.