Nasar Sakar Saeed (; born January 26, 1978 in Kenya, as Stephen Loruo Kamar) is a Bahraini marathon runner of Kenyan origin. Saeed represented Bahrain at the 2008 Summer Olympics in Beijing, where he competed for the men's marathon, along with his compatriots Abdulhak Zakaria, and Al Mustafa Riyadh. He finished the race in thirty-seventh place by one second ahead of Eritrea's Yonas Kifle, with a time of 2:20:24.