- This article deals with the rank used in the MACOs , Marines and various ground forces. For the Starfleet rank, see captain. See also commanding officer.
- MACO captains did not appear in Star Trek: Enterprise to avoid audience confusion over rank names.
The Romulan Ground Forces used the rank it was above lieutenant and below major. They usually commanded al'gess'vals. (The Dominion War Sourcebook: The Fires of Armageddon) The rank was known as lhaell in Rihannsu; even more importantly among the Tal Shiar. (RIS Bouteina)
HoH was the Klingon term for an infantry captain. A battalion of 500 warriors was commanded by a HoH. (The Dominion War Sourcebook: The Fires of Armageddon)