Cornel Tatu (born 12 July 1983) is a former Romanian rugby union football player and currently a coach. He played as a flanker.
During his career, Tatu played mostly for Steaua BucureÃÂti in Romania and for BucureÃÂti Wolves a Romanian professional rugby union team based in Bucharest that competed in the European Rugby Challenge Cup competition. He ended his career at Stejarul BuzÃÂu.
Tatu gathered 12 caps for Romania, from his debut in 2003 against Argentina to his last game in 2013 against Spain. He was a member of his national side for the 6th Rugby World Cup in 2003, where he played a single match in Pool A against Argentina, which was his debut for the Oaks.