Elisi Busco Vunipola (born 5 July 1972, in Nukuûalofa) is a Tongan former rugby union player. He played as fly-half.
Vunipola debuted for Tonga in the match against Fiji, in Nuku'alofa, on 24 March 1990. He played the 1995 and 1999 World Cups, earning in total 6 World Cup caps. Although not taking part at the 2003 Rugby World Cup, Vunipola last played for Tonga in the match against France, in Toulouse, on 19 November 2005. At club level, he played for Sanyo, ACT Brumbies, Caerphilly RFC and Bay of Plenty.
He is brother of the scrum-half Manu Vunipola and of the hooker Feûao Vunipola, both Tongan internationals. He is also the uncle of Feûao's sons, Billy and Mako Vunipola, both England internationals. He is the father of fly-half Manu Vunipola.