Kip Colvey (born 1994), professional soccer player for the Colorado Rapids in Major League Soccer; represents his home country New Zealand in international FIFA tournaments
Sharon Day (born 1985), former NCAA women's high jump champion, 2011 USA outdoor national heptathlon champion
Horton "Cotton" Rosser (1928-2022), 1951 All-Around National Champion, College National Finals Rodeo, Pro Rodeo Hall of Fame, "King of the Cowboys", owner of Flying U Rodeo Company, Cal Poly honorary doctorate, honoree of the Cotton Rosser Rodeo Complex at Cal Poly