YOCASTA f. 1984
LEFTY (USA) - YVONNETTE (ARG), by THE RABBI (IRE)

YOKO (FR) f. 1983
GAY MECENE (USA) - SINGAPORE GIRL (GB), by LYPHARD (USA)

YOLANDA II (BRZ) f. 1929
SIN RUMBO (ARG) - REVISTA II (BRZ), by JACOBI (FR)

YOLANDE () f. 0000
- , by

YONNIE GIRL f. 1966
CALL THE WITNESS (USA) - PO'CHILE (USA), by BOODLE (---)

YOU AND I (USA) c. 1991
KRIS. S (USA) - LA CHAPOSA (---), by UPS (---)

YOU KILL ME (ARG) f. 2001
CANDY STRIPES (USA) - LUNA WAJIMA (USA), by WAJIMA (USA)

YOU YOU (FR) f. 1913
ST JULIEN (FR) - CAGNOTTE (FR), by CHAMPIGNOL (FR)

YOUNG (BRZ) c. 1929
SIN RUMBO (ARG) - MIRAGAIA (BRZ), by NOVELTY (USA)

YOUNG EMPEROR (GB) c. 1963
GREY SOVEREIGN (GB) - YOUNG EMPRESS (GB), by PETITION (GB)