Sadam Suliman Koumi el-Nour (born 6 April 1994) is a Sudanese sprinter. Koumi was a finalist in the 400 metres at the 2011 World Youth Championships in Athletics, but did not finish the race due to injury. The same year he won gold medals in the 400 metres and the 4 × 400 metres relay at the 2011 African Junior Championships. He competed in the men's 400 metres at the 2020 Summer Olympics.