U
- U2
- Morris "Mo" Udall
- Brenda Ueland
- Morihei Ueshiba
- Anna M. Uhlich
- William B. Ullathorne
- Ellen Ullman
- Harvey Ullman
- James Ramsey Ullman
- Liv Ullman
- Samuel Ullman
- Tracey Ullman
- Liv Ullmann
- Lars Ulrich
- Miguel de Unamuno
- Author uncertain
- Evelyn Underhill
- Professor, Ohio University
- Unknown
- Speaker of the California Assembly Jesse Unruh
- Louis Untermeyer
- Ad quote for 7-up
- John Updike
- Thomas C. Upham
- Allen Upward
- Pope Urban II
- Carlos A. Urbizo
- Leon Uris
- Ed H. Urqhardt
- James Ussher
- Peter Ustinov
- Inscription on city jailhouse, Brigham City, Utah
- Orrin Hatch, Senator from Utah
