Hamblen is a surname. Notable people with the surname include:
Frank Hamblen, National Basketball Association (NBA) coach and scout, and a former college basketball player at Syracuse University
J. H. Hamblen (1877–1971), lifelong Texan, a pastor of the Methodist Episcopal Church, South in Texas, an evangelist and revivalist preacher
Nicholas Hamblen, Justice of the High Court of Justice of England and Wales
Stuart Hamblen (1908–1989), one of American radio's first singing cowboys in 1926, later becoming a Christian songwriter
