Captain

Captain could refer to the following:


 * Captain- The second officer rank on Halo 3 Multiplayer.
 * Captain- A rank in Halo: Reach.

UNSC

 * Captain (Marine Corps)- The highest company-grade officer rank in the UNSC Marine Corps, usually in charge of a Company of Marines.
 * Captain (Navy)- A senior officer rating in the UNSC Navy, usually in charge of larger ships.
 * Captain (Army)- The highest company-grade officer rank in the UNSC Army, usually in charge of a Company of Soldiers.

Jiralhanae

 * Brute Captain- the lowest of the Captain ranks, clad in violet armor.
 * Brute Captain Major - the second rank, with typical golden armor.
 * Brute Captain Ultra - the highest Captain rank, defined by cyan armor.