Dion Lopy (born 2 February 2002) is a Senegalese professional footballer who plays as a defensive midfielder for Segunda División club Almería and the Senegal national team.

[2] Lopy played briefly for Reims' second team in the Championnat National 2, before making his Ligue 1 debut in a 2–2 draw with Stade Rennais on 4 April 2021.

[3] In the 2022–23 season, he became a first-team regular at Reims, benefitting from manager Will Still's preference for a younger age profile to his squad.

[4][5] On 5 August 2023, Lopy was announced at La Liga side Almería on a six-year contract.

[7] Lopy made his debut for the senior Senegal national team on 3 August 2019, in a 3–0 victory over Liberia.