Marius Loua also competed in the 2002 African Championships in the 200 meters and won the silver medal at the 2005 Jeux de la Francophonie.
In the 200 metres he competed at the 2002 African Championships (semi-final), won the silver medal at the 2005 Jeux de la Francophonie, competed at the 2006 African Championships (semi-final), the 2007 All-Africa Games (semi-final), the 2008 African Championships, the 2009 Jeux de la Francophonie (semi-final) and the 2010 African Championships. He also competed at the 2002 African Championships (semi-final), the 2003 All-Africa Games (semi-final), the 2004 African Championships (semi-final, reached the final but did not start), the 2007 All-Africa Games (semi-final). 
