•
A. Arnold Gillespie (1899–1978), American cinema special effects artist •
Aaron Gillespie (born 1983), American rock singer & drummer •
Alastair Gillespie (1922–2018), Canadian politician •
Albert Gillespie (1912–1938), Australian cricketer and Royal Air Force officer •
Archibald H. Gillespie (1810–1873), officer in the United States Marine Corps •
Bill Gillespie (journalist) (born 1946), Canadian journalist and author •
Bill Gillespie (politician) (1928–2008), American politician •
Bill Gillespie (footballer) (1887–1927), Australian footballer •
Billy Gillespie (1891–1981), Irish football (soccer) player •
Bobby Gillespie (born 1962), Scottish rock and roll musician •
Brock Gillespie (born 1982), American expatriate basketball player •
Charles Gillespie (1883–1964), New Zealand rugby union player and soldier •
Charles A. Gillespie Jr. (1935–2008), American diplomat •
Charlie Gillespie (born 1998), Canadian actor and singer •
Collin Gillespie (born 1999), American basketball player •
Craig Gillespie (born 1967), Australian film director •
Dan Gillespie Sells (born 1979), English singer •
Dana Gillespie (born 1949), British actress and singer •
Daniel Gillespie (1938–2017), American physicist •
Darlene Gillespie (born 1941), Mousketeer born in Canada •
David Gillespie (disambiguation), several people •
Dean M. Gillespie (1884–1949), American politician •
Dizzy Gillespie (1917–1993), American jazz musician •
Earl Gillespie (1922–2003), American sportscaster •
Ed Gillespie (born 1961), American politician •
Floris Gillespie (1882–1967), Scottish painter •
Gary Gillespie (born 1960), Scottish footballer •
George Gillespie (1613–1648), Scottish theologian •
George Lewis Gillespie Jr. (1841–1913), US Army officer •
Gina Gillespie (born 1951), American former child actress, now an attorney •
Gregor Gillespie (born 1987), 4x NCAA Division 1 All-American Wrestler • Iain Gillespie (born 1997), bassist and vocalist for the band
Bears in Trees •
Haven Gillespie (1888–1975), American composer and lyricist •
Jacqueline Pascarl-Gillespie (born 1963), Australian author •
Ja'Kobi Gillespie (born 2004), American basketball player •
James Gillespie (disambiguation), several people •
Janetta Gillespie (1876–1956), Scottish artist •
Jason Gillespie (born 1975), Australian cricketer •
John Gillespie (disambiguation), several people • John Smith Gillespie (1820 - 1903) Founding pastor of Broadway Baptist Church of Fort Worth, Texas •
Joseph Gillespie (1809–1885), American politician •
Keith Gillespie (born 1975), Northern Irish footballer •
Kevin Gillespie (disambiguation), several people •
Margaret V. Gillespie (born 1969), American politician •
Mark Gillespie (disambiguation), several people •
Michael Allen Gillespie (born 1951), American philosopher and social scientist •
Mike Gillespie (disambiguation), several people •
Mitch Gillespie (born 1959), American politician •
Norm Gillespie, association football coach in Australia in the 1940s •
Nick Gillespie (born 1963), American editor and political writer •
Paul Gillespie (1920–1970), Major League Baseball catcher •
Phillip Gillespie (born 1975), Australian cricket umpire •
Robert Gillespie (disambiguation), several people •
Ronald Gillespie (1924–2021), Canadian chemist •
Rosemary Gillespie (1941–2010), Australian lawyer and activist •
Rosemary Gillespie (biologist), Scottish-born American biologist •
Ross Gillespie (1935–2023), New Zealand hockey player •
Steven Gillespie (born 1985), English footballer •
Stuart Gillespie (born 1957), New Zealand cricketer •
Thomas Gillespie (disambiguation), several people •
Tyree Gillespie (born 1998), American football player •
William Gillespie (disambiguation), several people
Fictional characters • Alessa Gillespie and Dahlia Gillespie, in the
Silent Hill video game series • Chief Bill Gillespie, in the novel
In the Heat of the Night and its film and television adaptations • Dr. Leonard Gillespie, in the
Dr. Kildare and
Dr. Gillespie film series • Rudy Gillespie, on the television series ''
Kickin' It'' • Martin Gillespie, in the television series
Byker Grove ==Gillaspie==