Alfonso F. "Alfie" Agnew (born January 24, 1969) is an American mathematician, singer, musician and songwriter. In a career spanning more than 30 years, Agnew is best known for being a member of the punk bands the Adolescents and D.I. as well as the group Professor and the Madman. Alfie's brothers Rikk Agnew and Frank Agnew are also former Adolescents guitarists.
