STRIKE A POSE f. 1971
IRON RULER (USA) - TAKE A STAND (USA), by AMERIGO (GB)

STRIKE GOLD (USA) c. 1980
MR. PROSPECTOR (USA) - NEWCHANCE LADY (BRZ), by ROI DAGOBERT (FR)

STRIKING (USA) f. 1947
WAR ADMIRAL (USA) - BABY LEAGUE (USA), by BUBBLING OVER (USA)

STUKA (USA) c. 1990
JADE HUNTER (USA) - CAERLEON'S SUCCESS (IRE), by CAERLEON II (USA)

STUPENDOUS (USA) c. 1963
BOLD RULER (USA) - MAGNETO (USA), by AMBIORIX (FR)

STYLISH PATTERN (BRZ) f. 0000
MY BABU (FR) - SUNSET GUN (---), by

STYMIE c. 1941
- , by

SUAVITA (BRZ) f. 0000
ALCANTARA II (FR) - SHOCKING (BRZ), by RABELAIS (GB)

SUCCESSOR c. 1964
BOLD RULER (USA) - MISTY MORN (USA), by PRINCEQUILLO (GB)

SUCK OUT QUEEN (BRZ) f. 2006
RED RUNNER (USA) - HOT GALLERY (BRZ), by CLACKSON (BRZ)