Namesakes
Arthurian Characters:
1 character
King Arthur (m) 
Australian Prime Ministers:
1 prime minister
Arthur Fadden 1941
Austrian Chancellors and Presidents:
1 chancellor, 1 president
(president) Michael Hainisch (a.k.a. Arthur) 1920-1928
(chancellor) Arthur Seyss-Inquart 1938
British Prime Ministers:
4 prime ministers
Arthur Wellesley 1828-1830; 1834
Robert Gascoyne-Cecil (a.k.a. Arthur) 1885-1886; 1886-1892; 1895-1902
Arthur Balfour 1902-1905
Neville Chamberlain (a.k.a. Arthur) 1937-1940
Canadian Prime Ministers:
1 prime minister
Arthur Meighen 1920-1921; 1926
Characters in Celtic Mythology:
1 character
Arthur (m)
Fictional Characters from Books:
4 characters
Arthur Gride 1839 Nicholas Nickleby
Arthur Holmwood 1897 Dracula
Arthur Radley 1960 To Kill a Mockingbird
Arthur Dent 1979 The Hitchhiker's Guide to the Galaxy
Fictional Characters from Television:
1 character
Arthur Arden 2011 American Horror Story
Fictional Characters from Traditional Tales:
1 character
King Arthur British
Hall-of-Famers:
1 ice hockey
(ice hockey) Arthur Farrell 1965
Harry Potter Characters:
2 characters
Arthur Weasley
William Weasley (a.k.a. Arthur)
Hurricanes and Tropical Storms:
5 storms, 1 hurricane
Storm Arthur 1984
Storm Arthur 1990
Storm Arthur 1996
Storm Arthur 2002
Storm Arthur 2008
Hurricane Arthur 2014
Nobel Prize Winners:
4 physics, 2 chemistry, 2 economics, 1 medicine, 1 peace
(physics) Arthur Compton 1927
(chemistry) Arthur Harden 1929
(peace) Arthur Henderson 1934
(medicine) Arthur Kornberg 1959
(economics) Arthur Lewis 1979
(physics) Arthur Leonard Schawlow 1981
(economics) George Akerlof (a.k.a. Arthur) 2001
(chemistry) Thomas A. Steitz (a.k.a. Arthur) 2009
(physics) Arthur B. McDonald 2015
(physics) Arthur Ashkin 2018
Notable Actors and Actresses:
5 actors, 1 comedian
Kynaston Reeves (a.k.a. Arthur) 1893-1971
Arthur Lowe 1915-1982
Ken Dodd (a.k.a. Arthur) 1927-2018
Arte Johnson (a.k.a. Arthur) 1929-
Tab Hunter (a.k.a. Arthur) 1931-2018
Koen Crucke (a.k.a. Arthur) 1952-
Notable Artists:
1 engraver/painter
Flori Van Acker (a.k.a. Arthur) 1858-1940
Notable Athletes:
3 soccer, 2 tennis, 1 football, 1 ice hockey
(ice hockey) Arthur Farrell 1877-1909
(tennis) Arthur Ashe 1943-1993
(soccer) Zico (a.k.a. Arthur) 1953-
(soccer) Arthur Numan 1969-
(soccer) Arthur Boka 1983-
(football) Kerwynn Williams (a.k.a. Arthur) 1991-
(tennis) Arthur De Greef 1992-
Notable Businesspeople:
2 businesspersons
Arthur Guinness c. 1725-1803
Arthur Davidson 1881-1950
Notable Evildoers:
1 persecutor
Arthur Seyss-Inquart 1892-1946
Notable Hosts and Presenters:
1 television
(television) Bamber Gascoigne (a.k.a. Arthur) 1935-
Notable Military Figures:
1 commander
Arthur Wellesley 1769-1852
Notable Musicians:
1 composer, 1 musician, 1 singer
Arthur Sullivan 1842-1900
Arthur Rubinstein 1887-1982
Arthur Davies 1941-2018 opera
Notable Philosophers and Thinkers:
1 mathematician, 1 philosopher
Arthur Schopenhauer 1788-1860
Arthur Eddington 1882-1944
Notable Scientists and Inventors:
1 physicist/astronomer
Arthur Eddington 1882-1944
Notable Writers:
2 authors, 1 playwright, 1 poet
Arthur Rimbaud 1854-1891
Arthur Conan Doyle 1859-1930
Arthur Miller 1915-2005
Arthur C. Clarke 1917-2008
Olympic Medalists:
10 gold, 7 silver, 6 bronze, 3 bronze/silver, 3 silver/gold, 1 bronze/gold, 1 gold/silver
(silver) Arthur Blake 1896 1500 m
(gold) John Arthur Jarvis 1900 swimming - 1500 m freestyle; swimming - 4000 m freestyle
(gold) Arthur Robertson 1900 water polo
(bronze/gold) Arthur L. Newton 1904 3000 m steeplechase; 4 mile team; marathon
(gold/silver) Arthur Robertson 1908 3 mile team; 3200 m steeplechase
(bronze) Arthur Shaw 1908 110 m hurdles
(gold) Arthur Russell 1908 3200 m steeplechase
(silver) Arthur Hoffmann 1908 medley relay
(gold) Arthur Edwin Hill 1912 water polo
(bronze/silver) Arthur Mabellon 1920 archery - moving target 28 m, team; archery - moving target 33 m, team; archery - moving target 50 m, team
(silver) Arthur Studenroth 1924 cross country team
(silver) Arthur Clark 1924 3000 m team
(bronze) Arthur Porritt 1924 100 m
(bronze) Arthur Austin 1924 water polo
(bronze) Lew Wyld (a.k.a. Arthur) 1928 cycling - track
(bronze/silver) Arthur Jonath 1932 100 m; 4x100 m relay
(gold) Bill Carr (a.k.a. Arthur) 1932 400 m; 4x400 m relay
(silver) Arthur Tell Schwab 1936 50 km walk
(gold) Donald Piper (a.k.a. Arthur) 1936 basketball
(silver) Art Chapman (a.k.a. Arthur) 1936 basketball
(gold) Art Mollner (a.k.a. Arthur) 1936 basketball
(silver/gold) Godfrey Brown (a.k.a. Arthur) 1936 400 m; 4x400 m relay
(silver/gold) Arthur Wint 1948; 1952 400 m; 800 m; 4x400 m relay
(silver) Jack Gregory (a.k.a. Arthur) 1948 4x100 m relay
(gold) Arthur Harnden 1948 4x400 m relay
(bronze/silver) Fritz Schwab (a.k.a. Arthur) 1948; 1952 10 km walk
(bronze) Arthur Barnard 1952 110 m hurdles
(bronze) Barry Magee (a.k.a. Arthur) 1960 marathon
(silver/gold) Donald Schollander (a.k.a. Arthur) 1964; 1968 swimming - 100 m freestyle; swimming - 400 m freestyle; swimming - 4x100 m freestyle relay; swimming - 200 m freestyle; swimming - 4x200 m freestyle relay
(gold) Jarome Iginla (a.k.a. Arthur) 2002; 2010 ice hockey
(gold) Arthur Zanetti 2012 artistic gymnastics
Other Leaders:
2 presidents
President Arthur Chung 1970-1980 Guyana
President David A. Granger (a.k.a. Arthur) 2015- Guyana
Other Royalty:
1 prince
Louis of Cambridge (a.k.a. Arthur) 2018- United Kingdom
Pulitzer Award Winners:
1 winner
Arthur Miller 1949 Death of a Salesman
Saints:
1 blessed
Blessed Arthur Bell 1590-1643
Shakespearian Characters:
1 character
Arthur King John
Title Characters:
1 book, 1 musical, 1 song
(musical) Arthur 1969 Arthur! Arthur!
(song) Arthur 1981 Arthur's Theme (Best That You Can Do)
(book) King Arthur 2012 Searching for Arthur