SLAP JACK c. 1975
RESTLESS NATIVE (USA) - EEHOOK (USA), by FRANCIS S. (USA)

SLAVE (USA) f. 1956
ROMAN (USA) - FEMME NOIRE (USA), by UNBREAKABLE (USA)

SLEDGE (GB) f. 1981
YOUNG GENERATION (IRE) - RIDE (GB), by SOVEREIGN PATH (GB)

SLEEK DANCER (USA) f. 1968
NORTHERN DANCER (CAN) - VICTORINE (USA), by MY BABU (FR)

SLEEPY EYE (BRZ) f. 1991
SMILE (BRZ) - SWITCHBOARD (BRZ), by FAPPIANO (USA)

SLEW GIN FIZZ c. 1992
RELAUNCH (USA) - SLEW PRINCESS (USA), by SEATTLE SLEW (USA)

SLEW O' GOLD (USA) c. 1980
SEATTLE SLEW (USA) - ALLUVIAL (USA), by BUCKPASSER (USA)

SLEW PRINCESS (USA) f. 1984
SEATTLE SLEW (USA) - LILLIAN RUSSEL (USA), by PRINCE JOHN (USA)

SLIPPY () f. 0000
- , by

SLOW AND EASY f. 1922
- , by