is a name that may refer to:
- Barbara McClintock, who won the Nobel prize for Medicine.
- Diane McClintock, a fictional character involved in the 2007 video game BioShock
- Francis Leopold McClintock, the British explorer.
- Harry McClintock
- Herbert McClintock
- John McClintock, 1814-1870, co-author of McClintock & Strong's Cyclopedia
- John McClintock, 1st Baron Rathdonnell
- Jonas R. McClintock, Mayor of Pittsburgh, Pennsylvania
- Kenneth McClintock, Senator of Puerto Rico.
- Martha McClintock discovered the McClintock effect
- Poley McClintock, musician
- Tom McClintock, California State Senator
- William C. McClintock
- Phineas McClintock, the pseudonym of Michael Scofield, a fictional character from the television show Prison Break.
- McClintock High School, a high school in Tempe, Arizona, USA.