Sidney Evrard Viérin Obissa (born 4 May 2000) is a Gabonese professional footballer who plays as a defender for club Orléans and the Gabon national team.
On 7 March 2020, Obissa signed his first professional contract with Ajaccio. On 1 September 2021, he joined Belgian third-tier club Olympic Charleroi on loan. On 11 August 2022, Obissa was loaned by Villefranche.
On 3 August 2023, Obissa signed with Francs Borains in Belgian second-tier Challenger Pro League.
Obissa debuted with the Gabon national team in a friendly 2âÂÂ0 friendly loss to Benin on 12 October 2020. Obissa featured for Gabon national team in the 2021 AFCON tournament in Cameroon.