Vain Sir is a thoroughbred horse born in Australia in 1996. Race horse Vain Sir is by Sir Dapper (AUS) out of Sun Fairy (AUS) , trained by Alan Curtis. Vain Sir form is available here. Owned by A & MRS K A SEATON, M S WHITFIELD, W KENNEDY, A C BROUGHTON, T D JAMES, N G & MRS M A FAHY, B COLEMAN..