URCA f. 1961
- , by

URGENCE () f. 0000
- , by

URGENCIA f. 1953
SWALLOW TAIL (GB) - EASTERN SWAN (BRZ), by COLOMBO II (GB)

URISCA (BRZ) f. 1955
DRAGON BLANC (FR) - GUAPY (BRZ), by MARANTA (GB)

URRACA (BRZ) f. 0000
YOUR MAJESTY (GB) - CANORA (BRZ), by OLD MAN (ARG)

URSO POLAR c. 2008
NORTHERN AFLEET (USA) - JOIN US (BRZ), by MUCH BETTER (BRZ)

URSULA (BRZ) f. 1926
SIN RUMBO (ARG) - SWEET SERF (GB), by ST SERF (GB)

URUGUAYA (ARG) f. 1975
MARTINET (ARG) - UNNA (ARG), by CYRUS THE GREAT (GB)

URUPEMA (ARG) f. 1993
SAINT SEVER (---) - DANCER'S FIRST (USA), by GREEN DANCER (USA)

URUTACA (BRZ) f. 1955
DRAGON BLANC (FR) - NABIA (BRZ) , by HIGH SHERIFF (GB)