This is a list of notable individuals who have been romantically or maritally coupled with afull first cousin.

Worldwide, more than ten percent ofmarriages are betweenfirst orsecond cousins.^[1]

Cousin marriage is an important subject insociology,anthropology, andalliance theory.^[2]

A

• Edwin Abbott (1808–1882), English educator, and his first cousin, Jane Abbott (1806–1882)^[3]
• Samuel Abravanel (1473–1551), Sephardic-Italian financier, and his first cousin,Benvenida Abrabanel, philanthropist and businesswoman^[4]
• Abu al-As ibn al-Rabi', son-in-law and Companion ofMuhammad, and his first cousinZainab bint Muhammad
• Julius Adam (1852–1913), German painter, and his first cousin, Amalie Adam^{[citation needed]}
• John Adams II (1803–1834), American government functionary and businessman, and his first cousin, Mary Catherine Hellen
• Pedro Aguirre Cerda (1879–1941), Chilean president, and his first cousin,Juana Rosa Aguirre (1877–1962)
• Ali ibn Husayn Zayn al-Abidin (c. 659 – c. 713), grandson ofAli ibn Abi Talib, and his first cousin,Fatimah bint Hasan
• Lewis F. Allen (1800–1890) and his first cousin, Margaret Cleveland.
• Mark Antony and his first cousin, Antonia Hybrida Minor

B

• Josiah Bartlett (1729–1795), second signer of theUnited States Declaration of Independence, and his first cousin, Mary Bartlett^[5]
• Sir Rowland Blennerhassett, 1st Baronet and his first cousin, Millicent Agnes Yielding
• Ilsley Boone (1879–1968) and his first cousin, Ella Murray "Mae" Boone, founder of the American Sunbathing Association, which today is known as theAmerican Association for Nude Recreation
• James Boswell (1740–95), biographer ofSamuel Johnson, and his first cousinMargaret Montgomerie married in 1769.^[6]
• Christine Boutin (b. 1944), French politician and her first cousin, Louis Boutin^[7]
• Boverianda Nanjamma and Chinnappa (the family name is Boverianda), Indian translators and scholars, were first cousins and a married couple. Both were the grandchildren of compilerNadikerianda Chinnappa; Nanjamma was his son's daughter and Boverianda Chinnappa was Nadikerianda Chinnappa's daughter's son.
• Wernher von Braun (1912–1977) and his first cousin,Maria Luise von Quistorp^[8]
• Charles Bulfinch (1763–1844), American architect, and his first cousin, Hannah Apthorp^[9]

C

• George Cayley (1831–1895), British cricketer, and his first cousin, Catherine Louisa Worsley
• Quintus Caecilius Metellus Celer and his first cousin,Clodia
• Fuad Char (born 1937), Colombian politician, and his first cousin, Adela Chaljub Char
• Burwell Colbert (1783–1862), freed American former enslaved person, and his first cousin, Critta Hemings
• Henry Nelson Coleridge (1798–1843) and his first cousin,Sara Coleridge

D

• Charles Darwin and his first cousin,Emma Wedgwood.^[10] Their respective siblingsCaroline Darwin and Josiah Wedgwood III (1795–1880), entrepreneur, also married.^[11]
• St George Daly, Irish judge and politician, and his first cousin, Louisa Gore
• Sir Thomas Domvile, 1st Baronet and his first cousin, Elizabeth Lake
• Pierre S. du Pont (1870–1954), American businessman and philanthropist, married his first cousin, Alice Belin, in 1915
• Samuel Francis Du Pont (1803–1865), American Navy rear admiral, and his first cousin, Sophie Madeleine du Pont, the daughter of his uncle, Eleuthère Irénée du Pont
• Andrew Jackson Donelson (1799–1871), American diplomat and his first cousin,Emily Donelson (1807–1836)

E

• Albert Einstein (1879–1955), physicist, and his first cousin,Elsa Löwenthal née Einstein^[12]
• William Crowninshield Endicott (1826–1900), former US Secretary of War, and his first cousin, Ellen Peabody^[13]
• Ulises Espaillat (1823–1878), Dominican Republic liberal caudillo, and his first cousin Eloísa Espaillat^[14]

F

• Viriato Fiallo, Dominican Republic dissident, and his first cousin Prudencia Fiallo, daughter of his uncleFabio Fiallo^[15]
• Vivian Fuchs (1908–1999), British explorer, and his cousin Joyce Connell^[16]

G

• Carlo Gambino (1902–1976), a mob boss, and his first cousin, Catherine Castellano^[17]
• Buddha Gautama and first cousinYaśodharā
• André Gide,Nobel Prize-winning French author, and his cousin Madeleine Rondeaux^[18]
• Charlotte Perkins Gilman, American author, and her first cousin, George Houghton Gilman^[19]
• Carl Giles (1916–1995), British cartoonist, and his first cousin, Joan Giles
• A. D. Gordon (1856–1922), Russian-Jewish philosopher, and his cousin, Faige Tartakov
• Samuel L. Gouverneur (1799–1865), and his first cousin,Maria Hester Monroe, daughter ofJames Monroe, the fifthPresident of the United States
• Laurent de Gouvion Saint-Cyr (1764–1830), French general and later Marshal of the Empire, and his first cousin, Anne Gouvion
• Duncan Grant (1885–1978), Scottish painter, who was in a relationship with his male first cousin, the English writerLytton Strachey.^[20]
• Bibb Graves (1873–1942), Governor of Alabama, and his first cousin, politicianDixie Bibb (1882–1965)
• Edvard Grieg (1843–1907), Norwegian composer and pianist, and his first cousin, Danish–Norwegianlyric sopranoNina Hagerup (1845–1935)^[21]

H

• Sir Henry Halford, 2nd Baronet and his first cousin, Barbara Vaughan
• Shaykh Haydar (1459–1488),^[22] leader of the IranianSafavid order and his first cousin Alam-Shah Begum
• Friedrich Hayek (1899–1992), Austrian-British economist, and his cousin Helene Bitterlich^[23]
• Alexander Herzen (1812–1870), Russian writer and political activist, and his cousin Natalya Zakharina^[24]
• Mark Hopkins Jr. (1814–1878), American railroad executive, and his first cousin,Mary Sherwood (1818–1891)
• Saddam Hussein (1937–2006), fifthPresident of Iraq, and his first cousinSajida Talfah (b. 1935)^[25]

J

• Ja'far al-Sadiq (700 or 702 – 765), Muslim scholar, and his first cousin, Fatima bint al-Hussain'l-Athram bin al-Hasan bin Ali
• Jesse James (1847–1882), American outlaw and guerilla, and his first cousin,Zerelda "Zee" Mimms (1845–1900)^[26]
• Jón Sigurðsson (1811–1879), leader of the 19th-centuryIcelandic independence movement, and his first cousin,Ingibjörg Einarsdóttir

K

• Naoto Kan (b. 1946), formerPrime Minister of Japan, and his first cousin,Nobuko Himei (b. 1945), essayist^[27]
• Nobusuke Kishi (1896–1987), former Japanese statesman, and his first cousin, Yoshiko Kishi^[28]
• Natasha Klauss (born 1975), Colombian actress, and her first cousin, Marcelo Greco^[29]
• Kujō Michiie (1193–1252), Japanese regent, and his first cousin, Saionji Rinshi^{[citation needed]}

L

• David Lean (1908–1991), British film director, and his first cousin, Isabel Lean (his first wife)^[30]
• Charles Lilburn Lewis and his first cousin,Lucy Jefferson Lewis
• Li Ka-shing (born 1928), founder ofCheung Kong Holdings, married his first cousin Chong Yuet Ming (c. 1935 – 1990)^[31]
• John Amory Lowell and his first cousin, Susan Cabot Lowell

M

• Rob Roy MacGregor (1671–1734), Scottish outlaw, and his cousin Mary Helen MacGregor of Comar, who married in January 1693^[32]
• Gerardo Machado (1869–1939), fifth president of Cuba, and his first cousin,Elvira Machado Nodal^[33]
• Maeda Toshiie (1538–1599), JapaneseDaimyō in the 15th century, and his first cousin,Maeda Matsu (1547–1617)
• Nanaia Mahuta,Minister of Foreign Affairs (New Zealand), and her first cousin, William Gannin Ormsby
• Delarivier Manley, British playwright and political satirist, and her first cousin John Manley^[34]
• Francis Marion, American revolutionary leader also called the "Swamp Fox," and his first cousin, Mary Esther Videau^[35]
• Humphrey Marshall and his first cousin, Anna Maria ("Mary") Marshall.
• Abraham Maslow, father of humanistic psychology, and his first cousin, Bertha Goodman^[36]
• John Minor Maury and his first cousin, Eliza Maury
• Matthew Fontaine Maury married his first cousin, Ann Hull Herndon, sister of CaptainWilliam Lewis Herndon, who died on his ship SSCentral America^{[citation needed]}
• Randolph "Randall" McCoy, patriarch of the McCoy clan involved in theHatfield–McCoy feud, and his first cousin Sarah "Sally" McCoy
• Darius Milhaud, French composer, and his first cousinMadeleine Milhaud^[37]
• Christopher Robin Milne, son of authorA. A. Milne who was the model for the character Christopher Robin of theWinnie-the-Pooh books, and his first cousin on his mother's side Lesley Sélincourt^[38]
• Marina Mora, Peruvian beauty queen and formerMiss Peru, and her first cousin Gustavo Mora^[39]
• Henry Morgan, Welsh privateer, and his first cousin Mary Morgan (daughter of his uncleEdward Morgan).
• William Morgan (c. 1640 – 1680) and his first cousin, Blanche Morgan
• Mōri Terumoto, Japanese Daimyo in late 15th and early 16th century, and his cousin (first wife), Minami no Kata.^{[citation needed]}
• Gouverneur Morris Jr. (1813–1888), American railroad executive, and his first cousin, Martha Jefferson Cary the daughter of writerVirginia Randolph Cary^[40]
• Ignacy Mościcki, Polish chemist and president and his first cousin, Michalina Czyżewska
• Muhammad, Islamic prophet (c. 570 – 632) and his first cousin,Zaynab bint Jahsh
• George Munro, 1st of Newmore and his first cousin, Anne Munro^[41]

N

• Naoe Kanetsugu (1559–1620), Japanesesamurai andKarō of theUesugi clan in 16th and 17th centuries, and his first cousin, Osen.^{[citation needed]}
• Sócrates Nolasco (1884–1980), Dominican Republic writer, and his first cousinFlérida Lamarche (1891–1976), who was a renowned pianist, writer, and teacher.

O

• Henry Ormsby (1812–1887), Irish lawyer and judge, and his first cousin, Julia Hamilton^[42]
• Ōtomo no Yakamochi (c. 718 – 785), Japanese statesman andwaka poet in theNara period, and his cousin, Sakanoue no Ōiratsume.^{[citation needed]}

P

• Ahmad Maher Pasha (1888–1945), assassinated Egyptian prime minister, and his first cousin, Ihsan Hanem Sami^{[citation needed]}
• Endicott Peabody (1857–1944), American educator, and his first cousin, Fannie Peabody.^[43]
• Lars Hannibal Sommerfeldt Stoud Platou (1848–1923), Norwegian psychiatrist, and his first cousin, Mimi Platou (1852–1928)^[44]
• Edgar Allan Poe (1809–1849), American writer and critic, and his first cousin,Virginia Clemm (1822–1847)^[45]
• John J. Pettus (1813–1867), 23rdGovernor of Mississippi, and his first cousin, Permelia Virginia Winston^{[citation needed]}
• Peter A. Porter (1827–1864), lawyer, politician and aUnion Army colonel, and his first cousin, Mary Cabell Breckinridge (1826–1854),^[46] daughter of Rev. John Breckinridge (1797–1841), his mother's brother
• William Joseph Poupore (1846–1918), Canadian politician, and his first cousin, Eleonor Poupore^{[citation needed]}
• Sir Robert Price, 2nd Baronet (1786–1857), and his first cousin Mary Price

R

• Sergei Rachmaninoff (1873–1943), Russian composer, and his first cousin, Natalia Satina^[47]
• Paul Ranson (1861–1909), French painter, and his first cousin, Marie-France Rousseau
• Satyajit Ray (1921–1992), Indian film-maker, and his first cousin,Bijoya Ray (1917–2015), Indian actress^[48]
• Jacques de Reinach (1840–1892), French banker, and his first cousin, Fanny Emden
• Aubrey Robinson (1853–1936), Hawaiian planter, and his first cousin, Alice Gay^[49]
• Hassan Rouhani (b. 1948), 7th president of Iran and his first cousinSahebeh Rouhani née Arabi (b. 1954)

S

• Greta Scacchi (born 1960), Italian actress ofPresumed Innocent, and her first cousin, Carlo Mantegazza^[50]
• Robert Sheldon, Baron Sheldon (1923–2020), and his first cousin, Eileen Shamash
• George Simpson (1792–1860), Scottish colonial official, and his first cousin,Frances Ramsay Simpson^[51]
• William Stith (1707–1755), American historian and an Anglican minister, and his first cousin, Judith Randolph^[52]
• Igor Stravinsky (1882–1971), Russian composer, and his first cousin, Katerina Nossenko^[53]
• Alexander Streatfeild-Moore, English cricketer, and his first cousin, Evelyn Agatha Gatyana Streatfeild

T

• Edward Thornton Tayloe (1803–1876), American diplomat, and his first cousin, Mary Ogle
• Kane Tanaka (1903-2022), Japanese supercentenarian, and her first cousin, Hideo Tanaka
• John Edward Taylor (1791–1844), 1821 founder ofThe Manchester Guardian (since 1959The Guardian), in 1824 married his first cousin, Sophia Russell Scott.^[54]
• Toyotomi Hideyori (1593–1615), Japanese daimyō, a son ofToyotomi Hideyoshi (1537–1598), and his first cousinSenhime (1597–1666)^[55]
• Sir Harry Trelawny, 5th Baronet and his first cousin, Laetitia Trelawny
• Sir William Trelawny, 6th Baronet and his first cousin, Laetitia Trelawny

U

• Józef Unrug (1884–1973) Polish Naval admiral and his first cousin Zofia Unrug^[56]
• Uthman Abu Quhafa (538 or 540 – 635), father of the firstRashidun Caliph,Abu Bakr and his first cousin,Salma Umm al-Khair (d. between 632 and 634)

V

• Mario Vargas Llosa (1936–2025), Peruvian writer and 2010Nobel laureate, and his first cousin Patricia Llosa^[57]

W

• H. G. Wells (1866–1946), author, and his first cousin, Isabel Mary Wells (his first wife)^[58]
• William Whipple (1730–1785), signer of the Declaration of Independence, and his first cousin, Catherine Moffatt^[59]
• Sir Watkin Williams-Wynn, 6th Baronet (1820–1885), Welsh politician, and his first cousin, Marie Emily Williams-Wynn
• Sir Watkin Williams-Wynn, 7th Baronet (1860–1944), Welsh politician and Yeomanry officer, and his first cousin, Louise Alexandra Williams-Wynn
• John A. Winston (1812–1871), 15th Governor ofAlabama and his first cousin, Mary Agness Jones
• Henry Winthrop (1608–1630), son of founder and Governor of theMassachusetts Bay Colony, and his first cousinElizabeth Fones (1610 – c. 1673)

Y

• Annie Henrietta Yule (1874–1950), film financier and breeder of Arab horses atHanstead Stud in England, and her first cousinSir David Yule, 1st Baronet (1858–1928), Scottish business based inBritish India^[60]

• Avunculate marriage
• Consanguinity
• Cousin marriage
• Marriage

• Genetics-related lists
• Lists of families
• Cousin marriage
• Lists of couples

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