CO-STAR f. 1937
- , by

COAL BOARD (GB) f. 1951
BIG GAME (GB) - BRIQUETTE (GB), by BLUE PETER (GB)

COAL FACE (GB) f. 1970
KALYDON (GB) - COAL BOARD (GB), by BIG GAME (GB)

COALTOWN (USA) c. 1945
BULL LEA (BRZ) - EASY LASS (USA), by BLENHEIM (GB)

COARALDE (BRZ) c. 1959
COARAZE (FR) - ALDEBARA PRINCESS (BRZ), by

COARAN (BRZ) f. 1960
COARAZE (FR) - ALDEBARA PRINCESS (BRZ), by

COARAZE (FR) c. 1942
TOURBILLON (FR) - CORRIDA (BRZ), by CORONACH (GB)

COASTAL (USA) c. 1976
MAJESTIC PRINCE (USA) - ALLUVIAL (USA), by BUCKPASSER (USA)

COASTAL SCOOTER (USA) f. 1982
COASTAL (USA) - RED SCOOTER (USA), by BOLD DISCOVERY (USA)

COATLIHUE (ARG) f. 1950
EMBRUJO (ARG) - , by