siblings of Choir Boy xx

half siblings paternal

broodmare Vestal Virgin xx (Thoroughbred, 1942, from Hyperion xx)

Vestal Virgin xx

broodmare Neutron xx (Thoroughbred, 1948, from Hyperion xx)

Neutron xx

broodmare Sun Chariot xx (Thoroughbred, 1939, from Hyperion xx)

Sun Chariot xx

broodmare Hypericum xx (Thoroughbred, 1943, from Hyperion xx)

Hypericum xx

broodmare Calash xx (Thoroughbred, 1944, from Hyperion xx)

Calash xx

broodmare Suncrest xx (Thoroughbred, 1943, from Hyperion xx)

Suncrest xx

broodmare Sweet Cygnet xx (Thoroughbred, 1942, from Hyperion xx)

Sweet Cygnet xx

broodmare Jennifer xx (Thoroughbred, 1948, from Hyperion xx)

Jennifer xx

broodmare Moonbeam xx (Thoroughbred, 1940, from Hyperion xx)

Moonbeam xx

broodmare High Stepper II xx (Thoroughbred, 1948, from Hyperion xx)

High Stepper II xx

broodmare Coronary xx (Thoroughbred, 1937, from Hyperion xx)

Coronary xx

broodmare Tudor Maid xx (Thoroughbred, 1941, from Hyperion xx)

Tudor Maid xx