Matthew Samuel Sabjoi (Service Number: 86310-09476-MS) was a police officer in the city of Seattle on Earth and served in the Battle of Earth and the Post War Era. He enlisted with the Spartan-IV Program in 2556 and was assigned to Fireteam Sentinel with Andrew Dallas, Logan Fhajad and Cassy Arnold. Later in mid 2557, Dallas and some members of Sentinel turned traitor and joined the Coalition of the New Earth Government.