Don Howorth

1961

Mr Los Angeles - AAU, 2nd

1962

Mr Los Angeles - AAU, Winner

1963

Mr America - AAU, 17th
Mr California - AAU, Winner
Mr California - AAU, Tall, 1st
Mr West Coast - AAU, Winner

1964

Mr America - IFBB, Tall, 3rd
Mr Pacific Coast - AAU, 2nd

1966

Mr America - IFBB, Tall, 2nd

1967

Mr America - IFBB, Overall Winner
Mr America - IFBB, Tall, 1st

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