Notable North American-Based Thoroughbreds

A B C D E F G H I J K L M N O P Q R S T V W X Y Z

ULTIMUS C 1906 by Commando------Sirepage: Domino

0 0 0 0 $0

1924-Leading Juvenile Sire

Notable Offspring:

High Time 1928-Leading Sire ,1928-Leading Juvenile Sire ,1940-Leading Broodmare Sire

Luke McLuke 1914-Belmont Winner ,1927-Leading Juvenile Sire

Other Sons With Notable Offspring:

Stimulus Westwick

UNBREAKABLE C 1935 by Sickle------Sirepage: Phalaris

Notable Offspring:

Polynesian 1942-Money Winner ,1945-Preakness Winner ,1947-Champion Sprinter ,1952-Leading Juvenile Sire

UNBRIDLED C 1987 by Fappiano------Sirepage: Native Dancer

24 8 6 6 $4,489,475

1987-Money Winner , 1990-Champion 3YO Colt/Gelding , 1990-Kentucky Derby Winner , 1990-Breeders' Cup Classic winner

Notable Offspring:

Anees 1999-Champion 2YO Colt/Gelding ,1999-Breeders' Cup Juvenile winner

Banshee Breeze 1998-Champion 3YO Filly

Empire Maker 2003-Belmont Winner ,2012-Leading Sire

Grindstone 1996-Kentucky Derby Winner

Halfbridled 2003-Champion 2YO Filly ,2003-Breeders' Cup Juvenile Fillies winner

Red Bullet 2000-Preakness Winner

Smuggler 2005-Champion 3YO Filly

Unbridled's Song 1995-Breeders' Cup Juvenile winner

Other Sons With Notable Offspring:

Eddington Harlington Spanish Steps

UNBRIDLED ELAINE F 1998 by Unbridled's Song------Sirepage: Native Dancer

11 6 2 1 $1,770,740

2001-Breeders' Cup Distaff winner

UNBRIDLED'S SONG C 1993 by Unbridled------Sirepage: Native Dancer

12 5 4 0 $1,311,800

1995-Breeders' Cup Juvenile winner

Notable Offspring:

Liam's Map 2015-Breeders' Cup Dirt Mile winner

Midshipman 2008-Champion 2YO Colt/Gelding ,2008-Breeders' Cup Juvenile winner

Rockport Harbor 2013-Leading Juvenile Sire

Unbridled Elaine 2001-Breeders' Cup Distaff winner

Unrivaled Belle 2010-Breeders' Cup Distaff winner

Will Take Charge 2013-Champion 3YO Colt/Gelding

Other Sons With Notable Offspring:

First Defence

UNCAS (GB) C 1865 by Stockwell------Sirepage: The Baron

Notable Offspring:

Dunboyne 1887-Preakness Winner

UNCLE C 1905 by Star Shoot------Sirepage: Sir Hercules

Notable Offspring:

Old Rosebud 1911-Money Winner ,1914-Kentucky Derby Winner ,1968-Elected to Hall of Fame

UNCLE MO C 2008 by Indian Charlie------Sirepage: Nearco

2010-Champion 2YO Colt/Gelding , 2010-Breeders' Cup Juvenile winner , 2015-Leading Juvenile Sire

Notable Offspring:

Nyquist 2015-Champion 2YO Colt/Gelding ,2015-Breeders' Cup Juvenile winner

UNERRING F 1936 by Insco------Sirepage: Teddy

57 16 13 7 $31,350

1939-Champion 3YO Filly

UNION RAGS C 2009 by Dixie Union------Sirepage: Nearco

2012-Belmont Winner

UNRIVALED BELLE F 2006 by Unbridled's Song------Sirepage: Native Dancer

2010-Breeders' Cup Distaff winner

UNTAPABLE F 2011 by Tapit------Sirepage: Nearco

2014-Champion 3YO Filly , 2014-Breeders' Cup Distaff winner

UNUSUAL HEAT C 1990 by Nureyev------Sirepage: Nearco

Notable Offspring:

Acclamation 2011-Champion Older Male

UPSET C 1917 by Whisk Broom II------Sirepage: Waverley

Notable Offspring:

Misstep 1925-Money Winner

UTOPIA (Jpn) H 2000 by Forty Niner------Sirepage: Native Dancer

2000-Money Winner

UTRILLO II (Ity) C 1958 by Toulouse Lautrec------Sirepage: Nearco

Notable Offspring:

Hawaii 1969-Champion Turf Horse ,1969-TRA Champion Turf Horse