Moccasin was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 Thoroughbred

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...

 Champion

Eclipse Award

The Eclipse Award is an American thoroughbred horse racing award named after the 18th century British racehorse and sire, Eclipse. The Eclipse Awards, honoring the champions of the sport, are sponsored by the National Thoroughbred Racing Association , Daily Racing Form and the National Turf Writers...

 racehorse

Horse racing

Horse racing is an equestrian sport that has a long history. Archaeological records indicate that horse racing occurred in ancient Babylon, Syria, and Egypt. Both chariot and mounted horse racing were events in the ancient Greek Olympics by 648 BC...

 and the only two-year-old filly

Filly

A filly is a young female horse too young to be called a mare. There are several specific definitions in use.*In most cases filly is a female horse under the age of four years old....

 to be voted United States Horse of the Year

Eclipse Award for Horse of the Year

The American Award for Horse of the Year is the highest honor given in American thoroughbred horse racing. It has been awarded since 1887 to the horse, irrespective of age, whose performance during the racing year is deemed the most outstanding....

.

A full sister to Ridan

Ridan (horse)

Ridan is an American Thoroughbred racehorse who in 1961 was one of the best 2-year-old colts racing in the United States but lost the 1962 U.S. Champion 3-Year-old honors by a fraction of a nose....

, Moccasin's grandsire was the champion Nasrullah, who in turn was sired

Father

A father, Pop, Dad, or Papa, is defined as a male parent of any type of offspring. The adjective "paternal" refers to father, parallel to "maternal" for mother...

 by the very important Nearco

Nearco

Nearco was an Italian bred Thoroughbred racehorse described by Thoroughbred Heritage as "one of the greatest racehorses of the Twentieth Century" and "one of the most important sires of the century." He was not only unbeaten, winning 14 races at distances from 5 furlongs to 1 mile 7 furlongs ,...

. Although the Claiborne Farm

Claiborne Farm

Claiborne Farm is a thoroughbred Horse breeding operation in near Paris, Kentucky. It was established in 1910, by Arthur B. Hancock, owner of Ellerslie Farm in Albemarle County, Virginia, and has been operated by members of his family ever since.-Owners:...

 filly won races at three and four, it was at age two that Moccasin put together a remarkable season that culminated with her sharing U.S. Horse of the Year honors with the four-year-old colt

Colt (horse)

A colt is a young male horse, under the age of four. The term "colt" is often confused with foal, which refers to a horse of either sex under one year of age....

 Roman Brother

Roman Brother

Roman Brother was an American Champion Thoroughbred racehorse.Owned by Louis Wolfson's Harbor View Farm, he was trained by future U.S. Racing Hall of Fame inductee, Burley Parke. As a two-year-old, Roman Brother's best results were a second to Hurry to Market in the Garden State Stakes and a win...

.

Retired to Claiborne's Marchmont Farm

Claiborne Farm

Claiborne Farm is a thoroughbred Horse breeding operation in near Paris, Kentucky. It was established in 1910, by Arthur B. Hancock, owner of Ellerslie Farm in Albemarle County, Virginia, and has been operated by members of his family ever since.-Owners:...

 division in Paris, Kentucky

Paris, Kentucky

As of the census of 2000, there were 9,183 people, 3,857 households, and 2,487 families residing in the city. The population density was . There were 4,222 housing units at an average density of . The racial makeup of the city was 84.23% White, 12.71% African American, 0.16% Native American, 0.16%...

, Moccasin was also very successful as a broodmare. She produced nine foals, of which seven won graded stakes race

Graded stakes race

A graded stakes race is a term applied since 1973 by the American Graded Stakes Committee of the Thoroughbred Owners and Breeders Association to thoroughbred horse races in the United States and Canada to describe races that derive their name from the stake, or entry fee, owners must pay...

s. Her son Apalachee, sired by Round Table

Round Table (horse)

Round Table was an American Thoroughbred Hall of Fame racehorse. He is considered the greatest turf horse in American racing history. He was foaled at Claiborne Farm in Kentucky, on the night of April 6, 1954...

, raced in Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

. He was voted the 1973 Champion 2-year-old in England

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 and Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

 and became a successful sire. Another son, Belted Earl, sired by Damascus

Damascus (horse)

Damascus was a thoroughbred race horse sired by Sword Dancer out of Kerala foaled at the Jonabell Farm in Lexington, Kentucky...

, also raced in Europe and was named 1982's Champion Older Male and Champion Sprinter in Ireland.

Moccasin died in 1986 at Marchmont Farm and is buried there in the equine cemetery.