Ian Quincy Knapp was a 24th century Starfleet officer.
A captain, near the end of the Dominion War, he commanded the USS Devonshire, at the Battle of Lapolis. During the battle, his ship was lead astray and encountered a terrifying new threat - the Grey.
Following the war, Knapp was transferred to the Briar Patch and assigned command of the USS Excelsior (NCC-77246).
A few years later, having impressed Admiral Alynna Nechayev, Knapp was promoted to commodore and assigned command of Deep Space 12. (Star Trek: Hidden Frontier)
- "I wouldn't expect anything less... they killed my brother!"
- — Knapp on the killers of his brother.