FORREST HILL c. 2000
KNOW HEIGHTS (IRE) - VALETZA (BRZ) , by BARONIUS (BRZ)

FORSAKEN (IRE) f. 1972
BOLD LAD (USA) - FOTHERINGAY (BRZ), by RIGHT ROYAL (FR)

FORT BELLE (BRZ) f. 1980
MILLENIUM (GB) - AMBUSH (BRZ), by FORT NAPOLEON (FR)

FORT DE CASTEL (BRZ) c. 2008
PUBLIC PURSE (USA) - DUMAS (BRZ), by DR. CARTER (USA)

FORT DE FRANCE (ARG) c. 1979
KASTEEL (FR) - BASTILLE (BRZ), by AGAIN (ARG)

FORT NAPOLEON (FR) c. 1947
TOURBILLON (FR) - ROQUEBRUNE (BRZ), by MOTRICO (BRZ)

FORT WILDERNESS (BRZ) c. 2003
NEDAWI (GB) - FIXED IDEA (BRZ), by BRIGHT AGAIN (USA)

FORTE MAGEE (BRZ) f. 1978
ANALOGY (USA) - DONA MAGEE (ARG), by DARE (---)

FORTIFY () f. 0000
- , by

FORTINA f. 1980
KARABAS (GB) - CAXIAS (ARG), by CHIVALRY II (BRZ)