2007 (Freshman): Tafuna red shirted during the 2007 season.

High School: Tafuna was a First Team Honolulu Advertiser All-State selection as a junior and a senior at Kahuku High School where he helped guide the Indians to the 2005 and 2006 OIA and state championships.

Personal: Tafuna is the son of Nerisha and Siaosi Tafuna. He is married with two children (Leilani, age 2 and Tangi, age 1).