Main Characters Cortana 20 main appearances Master Chief / John-117 17 main appearances Makee 16 main appearances Dr. Catherine Halsey 15 main appearances Soren-066 15 main appearances Admiral Margaret Parangosky 15 main appearances Kai-125 15 main appearances Kwan Ha 14 main appearances Dr. Miranda Keyes 14 main appearances Vannak-134 13 main appearances Riz-028 13 main appearances Captain Jacob Keyes 13 main appearances Laera 10 main appearances Kessler 6 main appearances Talia Perez 8 main appearances The Arbiter 8 main appearances Col. James Ackerson 7 main appearances Vinsher Grath 5 main appearances Mercy 5 main appearances Kaidon 3 main appearances Truth 3 main appearances Regret 3 main appearances Louis-036 3 main appearances Reth 2 main appearances Fleet Admiral Hood 1 main appearances 343 Guilty Spark 1 main appearances
Recurring Guest Characters Captain Yates 1 guest appearances Radio Operator 1 guest appearances Weapons Operator 1 guest appearances Sensor Operator 1 guest appearances Young Marine 1 guest appearances Second Marine 1 guest appearances Teenager 1 guest appearances Violetta Franco 1 guest appearances Sergeant Mendez 1 guest appearances Jong Sook 1 guest appearances Attu 1 guest appearances Madrigal Elder 1 guest appearances Fazekas 1 guest appearances Katie Rios 1 guest appearances Sangheili Guard 1 guest appearances Marine Lieutenant Goy 1 guest appearances Major Ira Halal 1 guest appearances Wounded Marine 1 guest appearances Raphael Bivas 1 guest appearances Young Father 1 guest appearances ⇤ « 1 2 3 4 5 6 7 » ⇥