Son-in-Law (22 April 1911 – 15 May 1941) was a British

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 ...

and an influential

sire Sire is an archaic respectful form of address to reigning kings in Europe. In French and other languages it is less archaic and relatively more current. In Belgium, the king is addressed as "Sire..." in both Dutch and French. The words "sire" a ...

, especially for

sport horse A sport horse or sporthorse is a type of horse, rather than any particular breed. The term is usually applied to horses bred for the traditional Olympic equestrian sporting events of dressage, eventing, show jumping, and combined driving, but ...

s. The

National Horseracing Museum Palace House is the home of the National Horse Racing Museum in the remaining part of Charles II's racing palace in Newmarket, Suffolk, England. It is home to the National Horse Racing Museum, the British Sporting Art Trust and Retraining of Rac ...

says Son-in-Law is "probably the best and most distinguished stayer this country has ever known.

Described as "one of the principal influences for stamina in the modern thoroughbred" in ''Ulbrich's Peerage of Racehorses'', Son-in-Law is seen in the pedigree of many of the top 100 show jumping, show jumpers, particularly those of

Holstein Holstein (; nds, label=Northern Low Saxon, Holsteen; da, Holsten; Latin and historical en, Holsatia, italic=yes) is the region between the rivers Elbe and Eider. It is the southern half of Schleswig-Holstein, the northernmost state of German ...

heritage. In 1924 and 1930, Son-in-Law was the

leading sire in Great Britain and Ireland The title of champion, or leading, sire of racehorses in Great Britain and Ireland is awarded to the stallion whose offspring have won the most prize money in Britain and Ireland during the flat racing season. The current champion is Frankel, who r ...

. His progeny include: * Foxlaw (1922-1935) - won 1927 Ascot Gold Cup *

Straitlace Straitlace (1921 – after 1945) was a British Thoroughbred racehorse and Horse breeding#Terminology, broodmare. As a two-year-old she was one of the best fillies of her generation in England when she won five of her eight races. In the foll ...

(f. 1921) - won 1924

Epsom Oaks The Oaks Stakes is a Group 1 flat horse race in Great Britain open to three-year-old fillies. It is run at Epsom Downs over a distance of 1 mile, 4 furlongs and 6 yards (2, ...

Coronation Stakes The Coronation Stakes is a Group 1 flat horse race in Great Britain open to three-year-old fillies. It is run at Ascot over a distance of 7 furlong and 213 yards (1,603 metres), and it is schedul ...

Rustom Pasha Rustom may refer to: * ''Rustom'' (film) (2016), a Bollywood film starring Akshay Kumar and Ileana D'Cruz *''Rustom (1982 film)'', a Bollywood film starring Tanuja, Dara Singh and Rajendra Kumar *DRDO Rustom, an unmanned combat air vehicle *Elie Ru ...

- extremely important sire in Argentina *

Suzerain Suzerainty () is the rights and obligations of a person, state or other polity who controls the foreign policy and relations of a tributary state, while allowing the tributary state to have internal autonomy. While the subordinate party is calle ...

(f. 1933) - third in 1937

Jockey Club Cup A jockey is someone who rides horses in horse racing or steeplechase racing, primarily as a profession. The word also applies to camel riders in camel racing. The word "jockey" originated from England and was used to describe the individual ...

Doncaster Cup The Doncaster Cup is a Group 2 flat horse race in Great Britain open to horses aged three years or older. It is run at Doncaster over a distance of 2 miles 1 furlong and 197 yards (3,600 metr ...

Trimdon Trimdon is a village in County Durham, in England, previously known as Tremeldon (1196) or Tremedon (1262).Eilert Ekwall,1959, ''The Concise Oxford Dictionary of English Placenames'' (4th edition), OUP, Oxford, p. 480; he cites taxation sources, ...

(f. 1926) - won 1931-32 Ascot Gold Cup

References

Detailed profile of Son-in-Law at Thoroughbred Heritage

Son-in-Law's pedigree and partial racing stats

Son-in-Law's profile at the National Horseracing Museum, Newmarket

Ulbrich's Peerage of Racehorses
1911 racehorse births 1941 racehorse deaths Sport horse sires Racehorses trained in the United Kingdom Racehorses bred in the United Kingdom British Champion Thoroughbred Sires Thoroughbred family 5-d Chefs-de-Race {{Racehorse-stub