Bull is a surname.
In addition to people bearing "Bull" as an Old World-derived surname, "Bull" has been part of the names of some Native Americans. Some of them bear it as part of a traditional name of their respective cultures. Some of these, and some others, either have borne it as part of a legal surname or (with or without their assent) been treated as bearing thusly.
Those bearing Bull as a surname include:
Alfred E. Bull (1867–1930), an American football player and coachAmos Bull (1744–1825), one of America's first composers.(Amos Bad Heart Bull (c. 1868 – 1913) -- noted in a following section -- was the son of Bad Heart Bull, and passed that whole name on to both his sons in surname fashion.)Amy Bull (1877 – 1953), British suffragist, rural district councillor, and MBEAnders Henrik Bull (1875 – after 1909), a Norwegian electrical engineerAnders Sandøe Ørsted Bull (1817–1907), a Norwegian politician and mayor of OsloAndy Bull, an Australian singer-songwriter from SydneyAnthony Bull (1908–2004), a British transport engineer and president of the Institute of TransportBart Bull, American writer, reporter, author, columnist, and critic.Bartle Bull (born 1970), American writer, magazine editor and journalistBen Bull, English footballerBenjamin Bull (1798-1879), American lawyer and politicianBernt Bull (born 1946), Norwegian politician for the Labour Party.Brynjulf Bull (1906–1993), Norwegian lawyer, Supreme Court advocate and politicianBull (fl. 1871), Kent cricketer with unknown given nameCavinder Bull, Senior Counsel, lawyer and director of the Singapore law firm Drew & NapierCharlie Bull (1909–1939), an English cricketerCharles Livingston Bull (1874–1932), illustratorClarence Bull (1896–1979), one of the great portrait photographersClive Bull (born 1959), English award-winning radio talk show hostDan Bull (1986-), British rapperDavid Bull (born 1969), British television commentator and former doctorDavid Bull (Scouting)Deborah Bull (1963), English dancer, writer, and broadcasterDixie Bull (fl. 1630s), English sea captain and pirateDonald Bull, rugby union player who represented AustraliaEdvard Bull, several specific peopleEdvard Bull, Sr. (1881–1932), Norwegian historian and politician for the Labour PartyEdvard Hagerup Bull (1855–1938), Norwegian judge and politician for the Conservative PartyEdvard_Isak_Hambro_Bull, Norwegian chief physicianEleanor Bull (1550–1596), owned establishment where Christopher Marlowe, the Elizabethan playwright and poet, died in 1593Emma Bull (born 1954), science fiction and fantasy authorEphraim Wales Bull (1806–1895), inventor of the Concord grapeFran Bull (born 1938), an American artistFrancis Bull (1887–1974), a Norwegian literary historian, professor at University of OsloFrederick Bull (1875–1910), English cricketer who played for EssexFredrik Rosing Bull (1882–1925), Norwegian engineer and Information technology pioneerG. Bull, English cricketerGary Bull (born 1966), an English footballerGeoff Bull (born 1942), an Australian jazz trumpeter and bandleaderGeoffrey Bull (1921–1999), a Scottish Christian missionary and authorGeorg Andreas Bull (1829–1917), Norwegian architect and chief building inspectorGeorg Jacob Bull (1785–1854), a Norwegian jurist and politicianGeorge Bull (1634–1710), English theologian and Bishop of St David's.George Bull (1809–1886), chair maker, pioneer settler in Canada Township, Polk County, NebraskaGerald Bull (1928–1990), Canadian engineer(Grant Short Bull (c. 1851 – 1935) -- noted in a following section -- passed Short Bull on to both his sons in surname fashion.)Harcourt Burland Bull (1824–1881), an Ontario journalist and political figureHarold R. Bull (1893–1976), Assistant Chief of Staff, Supreme Headquarters Allied Expeditionary Force (SHAEF) under Dwight D. EisenhowerHedley Bull (1932–1985), Australian-born political scientistHenrik Bull (1864–1953), a Norwegian architect and designerHenrik H Bull (born 1929), a founder of Bull Stockwell Allen Architects in San FranciscoHenrik Johan Bull businessman who patented the grenade-harpoon gun used for whalingHenry Bull (settler) (1799–1848), an early settler in the Swan River Colony and served in British NavyHenry Bull (governor) (1610–1694), an early colonial Governor of Rhode IslandHenry Bull (Speaker), Speaker of the Colonial Rhode Island House of Deputies, 1728, 1734Hiram C. Bull (1820-1879), American politicianJacob Breda Bull (1853–1930), a Norwegian authorJames J. Bull, Professor in Molecular Biology at the University of Texas at AustinJan Bull (1927–1985), a Norwegian author and theater instructorJens Bull (1886–1956), a Norwegian jurist and diplomatJohan Lausen Bull (1751–1817), a Norwegian jurist and politician.Johan Randulf Bull (1749–1829), a Norwegian judgeJohn Bull, several specific peopleJohn Bull (composer) (c. 1562 – 1628), English composer and musicianJohn Bull (congressman) (1803–1863), an American clergyman and physician who represented Missouri in the U.S. CongressJohn Bull (Continental Congress) (c. 1740 – 1802), American statesman, Continental Congressman from South CarolinaJohn Bull (gunman) (1836–1929), deadly gunman of the American Old WestJohn S. Bull (1934–2008), U.S. Navy test pilot, aeronautical engineer, and NASA astronautKarl Sigwald Johannes Bull, (1860–1936), Norwegian Minister of Defence from 1910 to 1912Knud Bull (1811–1889), a Norwegian painter and counterfeiterLucien Bull (1876–1972), a pioneer in chronophotographyLyder Bull (1881–1959), Norwegian civil servantMelville Bull (1854–1909), a U.S. Representative from Rhode Island.Mike Bull (born 1946), retired male pole vaulter and decathlete from Northern IrelandMoses Bull (1830–1896), American politicianNikki Bull (born 1981), an English footballerNorma Bull (1906–1980), Australian artistObadiah Bull Irish lawyer during the reign of Henry VII, who coined the phrase "that's Bull"Olaf Bull (1883–1933), Norwegian poetOle Bull (1810–1880), Norwegian violinistOle Bornemann Bull (physician) (1842–1916), a Norwegian ophthalmologist.Pauline Bull, former English model and artistPeter Bull (1912–1984), British character actorRené Bull (1872–1942), an illustratorRichard Bull, several specific peopleRichard Bull (actor) (born 1924), American film actor, stage actor and television actorRichard Bull (aviator) (1914–1942), United States Navy aviator during World War IIRichard Bull (politician) (born 1946), former Australian politicianRichard S. Bull (1913–1942), earned the Distinguished Flying Cross during World War IIRoger Anthony Bull, a former Canadian diplomatRonnie Bull (footballer) (born 1980), English footballerRonnie Bull (American_football) (born 1940), retired American football running backRoy Bull (1929–2004), Australian rugby player and coachSandy Bull (1941–2001), American folk musicianSchak Bull (1858–1956), a Norwegian architectScott Bull (born 1953), former American professional football playerSilke Bull, an East German sprint canoerSimon Bull (born 1958), an English-born artist now living in AmericaStephen Bull (1904–1942), an English lawyer and baronet.Steve Bull (born 1965), English footballerStorm Bull (1913–2007), American musician, composer and educatorSverre Hagerup Bull (1892–1976), a Norwegian banker, composer and writerTas Bull (1932–2003), Australian trade union leaderTheodor Bull (1870–1958), a Norwegian businessperson and genealogistTom Bull (1905–1976), an Australian politicianTove Bull (born 1945), a Norwegian linguistTrygve Bull (1905–1999), a Norwegian lecturer and politicianVika Bull and Linda Bull are a sister vocal duoWalter Bull (died 1952), an English football player and managerWilliam Bull, several specific peopleWilliam Bull (landowner) (1867–1956), an early Australian landowner in the Riverina region, AustraliaWilliam Frederick Bull former Canadian diplomatWilliam James Bull (1863–1931), 1st Baronet, British solicitor, Conservative politician, Member of Parliament