Whiteside is an English surname. Notable people with the surname include:

Abby Whiteside (1881–1956), American piano teacher Alan Whiteside (born 1956), South African HIV/AIDS researcher and author Andra Whiteside (born 1989), Fijian badminton player Arnold Whiteside (1911–1994), English footballer Aston Whiteside (born 1989), American football player Catharine Whiteside, Canadian physician and medical researcher Charles Mitchell Whiteside (1854–1924), American businessman and politician Chase Whiteside (born 1988), American journalist and filmmaker Chris Whiteside (1953–2022), English cricketer Dale Whiteside (1930–2021), American politician David Whiteside (1870–1947), Canadian politician Don Whiteside (1931–1993), Canadian-American sociologist, author, and civil servant Donald Whiteside (born 1969), American basketball player Eli Whiteside (born 1979), American baseball player Eric Whiteside (1904–1997), Indian sprinter Ernie Whiteside (1889–1953), English footballer Frank H. Whiteside (1873–1916), Canadian politician George Whiteside (1902–1976), Australian politician Hassan Whiteside (born 1989), American basketball player Horace Whiteside (1891–1956), American football player and coach J. J. Arcega-Whiteside (born 1996), American football player James Whiteside (1804–1876), Irish judge and politician James B. Whiteside (born 1984), American ballet dancer Jane Whiteside (1855–1875), New Zealand tightrope dancer, gymnast, and magician Jenkin Whiteside (1772–1822), American attorney and politician Jennifer Whiteside, Canadian politician Jim Whiteside (1924–2019), American politician John Whiteside (disambiguation), several people called John Whiteside Joseph Whiteside (1906–1990), English swimmer Ken Whiteside (born 1929), English professional footballer Kerr Whiteside (1884–1919), Scottish footballer Keyon Whiteside (born 1980), American football player Larry Whiteside (1937–2007), American sports journalist Lisa Whiteside (born 1985), British amateur boxer Matt Whiteside (born 1967), American baseball player Matthew Whiteside (born 1988), Northern Irish composer Nick Whiteside (born 2000), American football player Ninian E. Whiteside (1812–1876), American politician, attorney, and pioneer Noel Whiteside (1903–1948), British businessman and politician Norman Whiteside (born 1965), Northern Irish footballer Peter Whiteside (1952–2020), British pentathlete Peter Whiteside (politician) (1870–1929), Australian-born South African trade union leader and politician Ray Whiteside (born 1932), Indian-born Australian field hockey player Robert Whiteside (1950–2006), American artist and craftsman Roger Whiteside (born 1958), British businessman Samuel Whiteside (1783–1868), American pioneer and politician Sean Whiteside (born 1971), American baseball player Shaun Whiteside (born 1959), Northern Irish translator Sheridan Whiteside, fictional character in the 1939 play The Man Who Came to Dinner and its various adaptations Thomas Whiteside (disambiguation), multiple people including: Thomas Whiteside (bishop) (1857–1921), English Roman Catholic bishop Thomas Whiteside (journalist) (1918–1997), American journalist Tom Whiteside (1932–2008), British historian of mathematics Walker Whiteside (1869–1942), American actor Warren Whiteside (born 1961), Australian cricketer

See also Whitesides