BOA E BELA f. 1999
GHADEER (FR) - BLUE SAVANAH (USA), by SIR HARRY LEWIS (USA)

BOA POULE (BRZ) f. 1971
FRAGONARD (BRZ) - GRENADE (BRZ), by FORT NAPOLEON (FR)

BOAT (USA) f. 1937
MAN O'WAR (USA) - , by

BOBSLEIGH (GB) c. 1932
GAINSBOROUGH (GB) - TOBOGGAN (---), by

BOI TATA (BRZ) c. 1922
SIN RUMBO (ARG) - ANISETTE (BRZ), by ARIZONA (---)

BOIS ROUSSEL (FR) c. 1935
VATOUT (---) - PLUCKY LIEGE (GB), by SPEARMINT (GB)

BOLD ARIAN (USA) c. 1970
NOBLE JAY (USA) - RIVERVAL (USA), by RIVER WAR (GB)

BOLD BIDDER (USA) c. 1962
BOLD RULER (USA) - HIGH BID (USA), by TO MARKET (USA)

BOLD CAPTIVE (USA) f. 1971
BOLDNESIAN (USA) - CAPTIVE AUDIENCE (USA), by NATIVE DANCER (USA)

BOLD COMMANDER (USA) c. 1960
BOLD RULER (USA) - HIGH VOLTAGE (USA), by AMBIORIX (FR)