Namesakes
Australian Prime Ministers:
1 prime minister
Chris Watson 1904 
British Prime Ministers:
1 prime minister
Charles Watson-Wentworth 1765-1766; 1782
Fictional Characters from Books:
3 characters
Dr. John Watson 1887 A Study in Scarlet
Helmholtz Watson 1932 Brave New World
Kit Watson 1999 Kit's Wilderness
Fictional Characters from Television:
1 character
Francis "Buzz" Watson 2005; 2012 The Closer; Major Crimes
Hall-of-Famers:
2 ice hockey
(ice hockey) Harry "Moose" Watson 1962
(ice hockey) Harry "Whipper" Watson 1994
Nobel Prize Winners:
1 medicine
(medicine) James Watson 1962
Notable Actors and Entertainers:
10 actors
Lucile Watson 1879-1962
Muse Watson 1948-
Vernee Watson-Johnson 1954-
Alberta Watson 1955-2015
Emily Watson 1967-
Barry Watson 1974-
Kylie Watson 1978-
Susan Kelechi Watson 1981-
Emma Watson 1990-
Lachlan Watson 2001-
Notable Athletes:
1 golf, 1 ice hockey, 1 rugby, 1 tennis
(ice hockey) Harry "Moose" Watson 1898-1957
(golf) Tom Watson 1949-
(tennis) Heather Watson 1992-
(rugby) Anthony Watson 1994-
Notable Businesspeople:
1 businessperson
Thomas Watson Jr. 1914-1993
Notable Scientists and Inventors:
1 biologist
James Watson 1928-
Olympic Medalists:
3 gold, 2 silver, 1 bronze
(gold) Lillian Watson 1964; 1968 swimming - 4x100 m freestyle relay; swimming - 200 m backstroke
(silver) Lynne Watson 1968 swimming - 4x100 m medley relay
(bronze) Leroy Watson 1988 archery - team
(gold) Debbie Watson 2000 water polo
(silver) Josh Watson 2000 swimming - 4x100 m medley relay
(gold) Taylor Ellis-Watson 2016 4x400 m relay