Namesakes
Nobel Prize Winners:
1 economics
(economics) Oliver E. Williamson 2009 
Notable Actors and Entertainers:
6 actors
Nicol Williamson 1936-2011
Mykelti Williamson 1960-
Bree Williamson 1979-
Odd-Magnus Williamson 1980-
Afton Williamson 1984-
Chase Williamson 1988-
Notable Athletes:
2 basketball, 2 soccer, 1 boxing, 1 cricket
(boxing) DaVarryl Williamson 1968-
(basketball) Corliss Williamson 1973-
(cricket) Kane Williamson 1990-
(soccer) Leah Williamson 1997-
(soccer) Eryk Williamson 1997-
(basketball) Zion Williamson 2000-
Notable Philosophers and Thinkers:
1 mathematician
Geordie Williamson 1981-
Olympic Medalists:
1 bronze, 1 gold, 1 silver
(silver) Audrey Williamson 1948 200 m
(bronze) Alison Williamson 2004 archery - individual
(gold) Darold Williamson 2004 4x400 m relay
Rock and Roll Hall-of-Famers:
1 musician
James Williamson 2010 The Stooges