Idrissa Adam (born 28 December 1984) is a Cameroonian sprinter who competes in the 100 metres and 200 metres. His first international outing came at the African Junior Athletics Championships in 2003, where he was fifth in the 100 m final. He won his first continental level medal the following year, taking the bronze medal in the 4×100 metres relay at the 2004 African Championships in Athletics in a team including Joseph Batangdon. It was another four years before he won another major medal: at the 2008 African Championships he and Batangdon again claimed the relay bronze for Cameroon. He came fourth in that event at the 2009 Jeux de la Francophonie.