Barclay Harding Warburton III
founder of the American Sail Training Association
Barclay Beales
English singer of group Stereo Kicks ("The X,Factor")
Barclay Hope
Canadian actor
Samuel Barclay Beckett
Irish novelist and playwright
William Barclay "Bat" Masterson
American Western figure
Michael Andreas Barclay de Tolly
Russian field marshal in the Napoleonic Wars
