Gebregziabher Gebremariam is a retired Ethiopian long-distance runner. He established himself at the IAAF World Cross Country Championships, winning the junior title in 2002 and two silver medals in the senior races in 2004. He represented Ethiopia over 5000 metres at the 2004 Summer Olympics, taking fourth place, and over 10000 metres at the 2012 Summer Olympics. He was the 2009 World Champion in cross country.

The 2010 New York City Marathon was the 41st running of the annual marathon race in New York City, United States, which took place on Sunday, November 7. Sponsored by ING Group, the competition was the fifth World Marathon Major of 2010 and an IAAF Gold Label Road Race. A record 45,344 people were entered into the race. Ethiopian runner Gebregziabher Gebremariam won the men's race in a time of two hours, eight minutes and fourteen seconds on his debut performance over the distance. Edna Kiplagat of Kenya took first place in the women's race with her winning time of 2:28:20.