Avery Johnson (Earth-2915)

"Dear humanity: We regret being alien bastards. We regret coming to Earth. And we most definitely regret that the Corps just blew up our raggedy-ass fleet!"

- Avery Johnson

Sergeant Major Avery Junior Johnson (service number: 48789-20114-AJ) was a senior non-commissioned officer of the UNSC Marine Corps who served during in the fight against the Interplanetary War, the Insurrection and the Human-Covenant War. Formerly serving in the United States Colonial Marine Corps, Johnson was a highly trained marine, who also served with various units of the Naval Special Warfare Command, most notably the highly classified ORION Project, the UNSC's first super-soldier program.

Johnson played a vital role over the course of the Covenant War. He resisted the Covenant's attack on Harvest at the outbreak of the war and went on to participate in numerous engagements. In the war's final months Johnson fought during the Fall of Reach, on Installation 04, at Earth, on Installation 05, and on the Ark and Installation 04B. He was key to the formation of an alliance between humanity and Thel 'Vadam and the Fleet of Retribution following the Great Schism in November 2552. Ultimately, Sergeant Major Johnson was killed by monitor 343 Guilty Spark while attempting to prematurely activate Installation 04B.

Source

 * https://www.halopedia.org/Avery_Johnson