Dennis·De Sousa Oelsner is a professional footballer from BRA and is currently 30 years old. He is on the books of TSV Schott Mainz and wears shirt number 22. His main role on the pitch is Forward. He measures 170cm in height and weighs 57kg. His estimated market valuation currently stands at 50K €.

His latest transfer saw him join TSV Schott Mainz from Stuttgarter Kickers via on 2025-08-01.

During the German Regionalliga 2025-2026 campaign, Dennis·De Sousa Oelsner made 18 appearances, scoring 3 goals and adding 0 assists. He averaged 0.2 goals per match from 0 shots, with 0 on target.