UBERABA c. 1926
THERMOGENE (GB) - MILADY (GB), by SPEARMINT (GB)

UBERABA FIGHTER (BRZ) f. 1998
IRISH FIGHTER (USA) - POCAS PLUMAS (ARG), by VERVAIN (GB)

UBERLANDIA (ARG) f. 1993
FARNESIO (ARG) - NEREIDA (ARG), by KASTEEL (FR)

UDAIPUR (BRZ) f. 1955
DRAGON BLANC (FR) - LA FLECHE (BRZ) , by SANTAREM (BRZ)

UFANO II (BRZ) c. 1926
LOISIR (---) - FAISCA (---), by

UFF-UFF (BRZ) f. 1998
DE QUEST (GB) - DONNEGALLE (BRZ), by CAMPERO (FR)

UGANDA (GB) f. 1921
- , by

UGANDA GIPSY (BRZ) f. 2007
AMERICAN GIPSY (USA) - OUT OF ACTION (BRZ), by DODGE (USA)

UGOLINO (BRZ) c. 1926
SIN RUMBO (ARG) - OLIVENZA (GB), by LOUVOIS (GB)

UIAPE (BRZ) f. 1978
GIANT (BRZ) - OULU (BRZ), by INCAICO (ARG)