Nikola Grbić (; born September 6, 1973) is a Serbian retired volleyball player. He was a member of the Yugoslavian national team from 1995 to 2003, Serbia and Montenegro from 2003 to 2006 and Serbia from 2006 to 2010. He won a gold medal at the Olympic Games in Sydney 2000, bronze at the Olympic Games in Atlanta 1996. He also competed in the Olympic Games in Athens 2004 and Beijing 2008. He has won several medals at the World Championships, European Championships and World League, Italian Championships (2008, 2010), Russian Championships (2014). He was later head coach of the Serbian men's national team.