Education
He played college football at the University of Hawaiʻi at Mānoa and attended Columbia High School in Richland, Washington.
He played college football at the University of Hawaiʻi at Mānoa and attended Columbia High School in Richland, Washington.
Kafentzis played for the Hawaii Rainbow Warriors from 1981 to 1984. Washington Redskins
Kafentzis was signed by the Washington Redskins in 1985. He was placed on injured reserve by the Redskins on August 20, 1985.
Houston Oilers
Kafentzis signed with the Houston Oilers on June 24, 1986 and was later released by the team
He was signed by the Oilers on October 7, 1987. He played in two games for the Houston Oilers during the 1987 season.
Kafentzis was released by the Oilers on October 27, 1987. He later rejoined the Oilers and spent the 1988 off-season with the team before being released on August 8, 1988.
He was also a member of the Washington Redskins.