Vancy Roméo Mabanza (born 27 November 2000) is a professional footballer who plays as a striker for Patro Eisden. Born in the Republic of the Congo, he plays for the Burundi national team.
Mabanza is a product of the Congolese club Poto-Poto, stints with the Moroccan club IR Tangier and DR Congolese club AS Vita. Torpedo-BelAZ in Belarus in a move that was complicated by the COVID-19 pandemic. He moved to the Malian club Djoliba in 2022. He began his senior career with in the Belgian Division 2 in 2022. On 15 January 2024, he moved to the Luxembourg National Division side Schifflange. In the summer of 2024, he moved to Tienen where he scored 9 goals in 15 games in the Belgian Division 1. On 9 February 2025, he transferred to Patro Eisden in the Challenger Pro League. Current team K.S.C. Lokeren (2025) since beginning of 2026. Played 3 matches and scored 4 times.
Born in the Republic of the Congo, Mabanza is of Burundian descent. He was called up to the Burundi national team for a set of 2026 FIFA World Cup qualification matches in March 2025.