Headshot Honcho is a Halo 3 Achievement that is awarded for scoring ten headshot kills with a Sniper Rifle or a Beam Rifle in a ranked free-for-all Matchmaking playlist or in Campaign. It may be done on any difficulty in Campaign. The Achievement is worth 5 Gamerpoints and is represented by black crosshairs with a sad face in the middle. This achievement is only obtainable through 10 headshots on Brutes or Jackals. Grunts do not count.
- Headshot Honcho is related to the phrase "Head Honcho", which means the boss, the chief, number one, etc.