Larsen
- For the member of Species 8472 who impersonated this individual, see Larsen (Species 8472).
Larsen was a Human Starfleet officer during the 2370s.
In 2375, his identity was assumed by a member of Species 8472 who trained at Terrasphere 8 for infiltrating the Federation. In that recreation, Larsen was assigned to the Federation Council to serve as deputy liaison officer by Admiral Bullock. (VOY: "In the Flesh")