Jennison

• Abraham Jennison, a convict transported to Western Australia
• Charles R. Jennison, hero of the anti-slavery faction during the Bleeding Kansas Affair and Union colonel during the American Civil War
• Jennison Heaton, American bobsled and skeleton racer who competed in the late 1920s
• Jennison Myrie-Williams, English footballer who plays as a winger
• Martin Jennison, former association football player who represented New Zealand at international level
• Melissa Jennison, athlete from Australia
• Ray Jennison, player in the National Football League
• Roger Clifton Jennison, radio astronomer at Jodrell Bank under the guidance of Robert Hanbury Brown
• Silas H. Jennison, American Whig politician