Denis Onyango is a 41-year-old professional football player from UGA. He currently plays for Mamelodi Sundowns, wearing the number 1 shirt. At the international level, he represents Uganda. He plays primarily as a Goalkeeper. His preferred foot is Right. His current market value is estimated at 50K €.

His most recent move was a Loan from Bidvest Wits to Mamelodi Sundowns on 2014-06-29.

In the South Africa Premier Soccer League 2025-2026, Denis Onyango played 16 matches, averaging 0 interceptions, 0 tackles, and 0.1 clearances per game.