REFORM c. 1964
PALL MALL (GB) - COUNTRY HOUSE (GB), by VIEUX MANOIR (FR)

REFURBISH () f. 0000
- , by

REFUSE TO BEND c. 2000
SADLER'S WELLS (USA) - MARKET SLIDE (USA), by GULCH (USA)

REGAL GLEAM (USA) f. 1964
HAIL TO REASON (USA) - , by

REGARDE (ARG) f. 1970
- , by

REGATELA (USA) f. 1973
DR. FAGER (USA) - METATELA (ARG), by YANTORNO (ARG)

REGIMEN (BRZ) c. 1978
VICE REGENT (CAN) - PRINCESS GAME (BRZ), by HASTY PRINCE (BRZ)

REGINA IV f. 0000
- , by

REGINETTA f. 1971
FORT NAPOLEON (FR) - QUEEN FAIRY (BRZ) , by FORMASTERUS (FR)

REHEARSE f. 1996
GREEN DANCER (USA) - PRACTICE (USA), by DIESIS (GB)