Jenner is a surname, and may refer to:
- Barry Jenner, American actor
- Brody Jenner, son of Bruce
- Bruce Jenner (born 1949), American decathlete
- Edward Jenner (1749–1823), developed the smallpox vaccine
- Gustav Jenner, German composer
- Henry Jenner, Cornish historian and language expert
- Jenner (porn star), male porn star
- Kendall Jenner, reality TV star and model
- Kris Jenner (born 1955), American television personality and socialite; wife of Bruce
- Kylie Jenner, reality TV star and model
- Leo Jenner, Canadian athlete (see Plymouth Whalers)
- Michelle Jenner, Spanish actress
- Peter Jenner, English record producer
- Terry Jenner, Australian cricketer
- Timothy Jenner, British air marshal
- Sir William Jenner (physician), 19th century English physician
- William E. Jenner, American politician
Jenner is the name of three places:
- Jenner, Alberta, Canada
- Jenner, California, United States
- Jenner Township, Somerset County, Pennsylvania, United States
Jenner also refers to:
- Jenner & Block, an American law firm