Sunriver (foaled March 17, 2003 in Kentucky, died 2009) was an American Thoroughbred race horse who was a contender for the Triple Crown in 2006.
Sunriver was owned by Aaron and Marie Jones and trained by Todd Pletcher.
Sunriver was bred in Kentucky by Jerry & Liz Squyres.
Sired by Saint Ballado, his dam was Goulash by Mari's Book, which made him a full brother to the 2004 Eclipse Award American Champion Three-Year-Old Filly, Ashado.
Sunriver died of a suspected heart attack in August 2009.