Hazen is both a surname and a given name. Notable people with the name include:
Surname:
Chester Hazen, American businessman and politician
John Douglas Hazen (1860–1937), Canadian politician
Lee Hazen (1905-1991), American bridge player
Mick Hazen, As the World Turns actor
Moses Hazen (1733–1802), American general
Paul Hazen, American businessman
Robert Leonard Hazen (1808–1874), Canadian politician
Robert M. Hazen, Carnegie Institution for Science, Geophysical Laboratory
William Babcock Hazen (1830–1887), American general
Given name:
Hazen Argue (1921–1991), Canadian politician
Hazen "Kiki" Cuyler (1898-1950), Major League Baseball player
Hazen S. Pingree (1840–1901), Detroit mayor and Michigan governor