Quadrangle (April 16, 1961 – September 28, 1978) was an American

Thoroughbred The Thoroughbred is a horse breed best known for its use in horse racing. Although the word ''thoroughbred'' is sometimes used to refer to any breed of purebred horse, it technically refers only to the Thoroughbred breed. Thoroughbreds are c ...

racehorse Horse racing is an equestrian performance sport, typically involving two or more horses ridden by jockeys (or sometimes driven without riders) over a set distance for competition. It is one of the most ancient of all sports, as its basic pr ...

who won the 1964

Belmont Stakes The Belmont Stakes is an American Grade I stakes race for three-year-old Thoroughbreds run at Belmont Park in Elmont, New York. It is run over 1.5 miles (2,400 m). Colts and geldings carry a weight of ; fillies carry . The race, nicknamed Th ...

Background

Bred by

Paul Mellon Paul Mellon (June 11, 1907 – February 1, 1999) was an American philanthropist and an owner/breeder of thoroughbred racehorses. He is one of only five people ever designated an "Exemplar of Racing" by the National Museum of Racing and Hall ...

, Quadrangle was foaled at the Rokeby Farm near

Upperville, Virginia Upperville is a small unincorporated town in Fauquier County, Virginia, United States, along U.S. Route 50 fifty miles from downtown Washington, D.C., near the Loudoun County line. Founded in the 1790s along Pantherskin Creek, it was originally nam ...

. He was out of the mare Tap Day, a daughter of the

Calumet Farm Calumet Farm is a Thoroughbred breeding and training farm established in 1924 in Lexington, Kentucky, United States by William Monroe Wright, founding owner of the Calumet Baking Powder Company. Calumet is located in the heart of the Bluegras ...

champion stallion

Bull Lea A bull is an intact (i.e., not Neutering, castrated) adult male of the species ''Cattle, Bos taurus'' (cattle). More muscular and aggressive than the females of the same species (i.e., Cattle, cows), bulls have long been an important symbol i ...

. His sire was the multiple American stakes winner Cohoes, a son of Mahmoud, the Aga Khan's 1936

Epsom Derby The Derby Stakes, also known as the Epsom Derby or the Derby, and as the Cazoo Derby for sponsorship reasons, is a Group 1 flat horse race in England open to three-year-old colts and fillies. It is run at Epsom Downs Racecourse in Surrey o ...

winner. Quadrangle was trained by future

Hall of Fame A hall, wall, or walk of fame is a list of individuals, achievements, or other entities, usually chosen by a group of electors, to mark their excellence or Wiktionary:fame, fame in their field. In some cases, these halls of fame consist of actu ...

trainer Elliott Burch,

Racing career

Quadrangle is best known for spoiling Northern Dancer's bid to capture the 1964 U.S. Triple Crown when he won the Belmont Stakes, which was run that year at

Aqueduct Racetrack Aqueduct Racetrack is a Thoroughbred horse racing facility and casino in the South Ozone Park, Queens, South Ozone Park and Jamaica, Queens, Jamaica neighborhoods of Queens, New York City, United States. Aqueduct is the only racetrack locate ...

. In 1964, Quadrangle also faced several other top-quality three-year-olds including

Hill Rise {{Infobox thoroughbred racehorse , horsename = Hill Rise , image = , caption = , sire = Hillary , grandsire = Khaled , dam = Red Curtain , damsire = Russia , sex = Stallion , foaled = 1961 , country = USA , colour = Bay , breeder = G ...

and Roman Brother, plus older horses such as Kelso and

Gun Bow Gun Bow (1960 – December 1979) was an American Thoroughbred racehorse. He was one of America's leading older male racehorses in 1964 and 1965 and was later inducted into the Hall of Fame. Gun Bow was noted for his rivalry with five-time ...

. Earlier in the 1964 racing season, the colt had won the

Wood Memorial Stakes The Wood Memorial Stakes is an American flat Thoroughbred horse race for three-year-olds held annually in April at Aqueduct Racetrack in Ozone Park, Queens, New York. It is run over a distance of 1 1/8 miles (9 furlongs) on dirt. The Wood Memori ...

before finishing fifth in the

Kentucky Derby The Kentucky Derby is a horse race held annually in Louisville, Kentucky, United States, almost always on the first Saturday in May, capping the two-week-long Kentucky Derby Festival. The competition is a Grade I stakes race for three-year ...

and fourth in the

Preakness Stakes The Preakness Stakes is an American thoroughbred horse race held on Armed Forces Day which is also the third Saturday in May each year at Pimlico Race Course in Baltimore, Maryland. It is a Grade I race run over a distance of 9.5 furlongs () on ...

to winner Northern Dancer. After his upset win in the Belmont Stakes under jockey

Manuel Ycaza Manuel Ycaza (born Carlos Manuel De Ycaza; February 1, 1938 – July 16, 2018) was a Panamanian American jockey who led the way for Latin American jockeys in the United States. De Ycaza began riding ponies at age six and by age fourteen was ridi ...

, Quadrangle won that year's Dwyer Handicap, the prestigious

Travers Stakes The Travers Stakes is an American Grade I Thoroughbred horse race held at Saratoga Race Course in Saratoga Springs, New York. It is nicknamed the "Mid-Summer Derby" and is the third-ranked race for American three-year-olds according to internation ...

, and the

Lawrence Realization Stakes The Lawrence Realization Stakes was an American horse race first run on the turf in 1889. The race, for three-year-old Thoroughbred colts, geldings and fillies, was last run in 2005. History Inaugurated at the Sheepshead Bay Race Track at Gravese ...

. At the end of his 3 year old campaign he bowed a tendon and was rested. In 1965, at age four, his best result in a

Graded stakes race A graded stakes race is a thoroughbred horse race in the United States that meets the criteria of the American Graded Stakes Committee of the Thoroughbred Owners and Breeders Association (TOBA). A specific grade level (I, II, III or listed) is then ...

was a second in the

Californian Stakes The Californian Stakes is an American Thoroughbred horse race run annually in late April at Santa Anita Park in Arcadia, California (relocated from the now closed Hollywood Park Racetrack in Inglewood, California). The Grade II event is open to hor ...

Hollywood Park Racetrack Hollywood Park was a thoroughbred race course located in Inglewood, California, about 3 miles (5 km) from Los Angeles International Airport and adjacent to the Forum indoor arena. In 1994, the original Hollywood Park Casino was added to the ...

Stud record

Retired to

stud Stud may refer to the following terms: Animals * Stud (animal), an animal retained for breeding ** Stud farm, a property where livestock are bred Arts and entertainment * Stud (band), a British progressive rock group * The Stud (bar), a gay bar ...

, at the Blueridge Farm near Upperville, Quadrangle was a successful sire of a number of stakes winners plus a Hall of Fame filly and

Eclipse Award The Eclipse Award is an American Thoroughbred horse racing award named after the 18th-century British racehorse and sire, Eclipse. An Eclipse Award Trophy is presented to the winner in each division that is made by a few small selected American ...

winners, including: *

Susan's Girl Susan's Girl (1969–October 18, 1988) was an American Thoroughbred racehorse, bred and owned by Fred W. Hooper. She was the first American filly to earn over $1,000,000. Racing career Racing as a two-year-old in 1971, Susan's Girl came up agains ...

(b. 1969), U.S. Racing Hall of Fame inductee * Square Angel (b. 1970), Canadian Champion Three-Year-Old Filly *

Angle Light Angle Light (April 18, 1970 – unknown) was an American Thoroughbred racehorse who defeated the champion Secretariat in the 1973 Wood Memorial Stakes. Background Angle Light was bred by Howard B. Noonan and Runnymede Farm and was purchased and ...

(b. 1973), defeated

Secretariat Secretariat may refer to: * Secretariat (administrative office) * Secretariat (horse) Secretariat (March 30, 1970 – October 4, 1989), also known as Big Red, was a champion American thoroughbred horse racing, racehorse who is the ninth winne ...

in winning the 1973 Wood Memorial Stakes * Smart Angle (b. 1977), 1979

American Champion Two-Year-Old Filly The American Champion Two-Year-Old Filly is an American Thoroughbred horse racing honor awarded annually to a female horse in Thoroughbred flat racing. It became part of the Eclipse Awards program in 1971. The award originated in 1936 when both t ...

While still at stud, Quadrangle broke a leg and was humanely destroyed in 1978 at age seventeen.

References

Quadrangle's pedigree and partial racing stats
{{DEFAULTSORT:Quadrangle (Horse) 1961 racehorse births 1978 racehorse deaths Racehorses bred in Virginia Racehorses trained in the United States Belmont Stakes winners Thoroughbred family 2-o