Career
Born in Banjul, Marreh made his senior debuts with Abuko United Football Club. In 2011 he was spotted by Gambia U-17"s staff ahead of 2011 African U-17 Championship, and despite being left out of the final cut, he joined Samger Football Club. In March 2014 he moved to Granada CF in Spain, being assigned to the reserves in Segunda División B, for a reported fee of one million dalasi. He made his first-team debut on 17 October, starting in a 0–1 home loss against Rayo Vallecano. After being left out of the under-17 squad, Marreh made his debut with the main squad on 9 February 2011, coming on as a substitute in a 1–3 loss against Guinea-Bissau at Lisbon, Portugal.
He played his first official match on 15 June of the following year, starting in a 1–4 2013 Africa Cup of Nations qualification loss against Algeria.