Lemmon
- 271P/van Houten–Lemmon
- C/2018 C2 (Lemmon)
- C/2025 A6 (Lemmon)
- Chris Lemmon
- Dal Millington Lemmon
- Dan Lemmon
- G. E. Lemmon
- Gayle Tzemach Lemmon
- George Lemmon
- Harry T. Lemmon
- Jack Lemmon
- John Gill Lemmon
- John Lemmon
- John Lemmon (politician)
- Jon Lemmon
- Kasi Lemmons
- LaMar Lemmons Jr.
- Lemmon (drug)
- Lemmon House (disambiguation)
- Lemmon Township, Adams County, North Dakota
- Lemmon Valley, Nevada
- Lemmon v. New York
- Lemmon, South Dakota
- Lemmons
- Lemon (disambiguation)
- Lemon (surname)
- Mark A. Lemmon
- Mark Lemmon
- Mary Ann Vial Lemmon
- Mount Lemmon
- Nelson Lemmon
- North Lemmon Township, Adams County, North Dakota
- Robert Stell Lemmon
- Sara Plummer Lemmon
- Scott R. Lemmon
- Willard Lemmon