Pierpont
- Francis Harrison Pierpont
- Harry Pierpont
- James Lord Pierpont
- James Pierpont (mathematician)
- James Pierpont (minister)
- John Pierpont
- John Pierpont Morgan
- John Pierpont Morgan, Jr.
- Lena Pierpont
- Pierpont (Australian Financial Review)
- Pierpont Community and Technical College
- Pierpont Township, Ashtabula County, Ohio
- Pierpont, Missouri
- Pierpont, Monongalia County, West Virginia
- Pierpont, Ohio
- Pierpont, South Dakota
- Pierpont, Wyoming County, West Virginia
- Pierrepont (disambiguation)
- Samuel Pierpont Langley