Harper may refer to:
- Francine Harper, a soldier of the Royal Manticoran Marine Corps.
- Lord Theodore Harper, Planetary Grand Duke of Manticore.
- Yolanda Harper, a farmer and diplomat native to Tillerman.
- TNS Harper's Ferry, a Nat Turner-class frigate of the Royal Torch Navy.
- Harper S. Ferry, one of Queen Berry of Torch's bodyguards.
- Harper Brantley, an officer of the Royal Manticoran Navy.
- Harper, an officer of the State Security.