There are 9 unique codex entries in the Persons of Note section on the Republic Fleet. They are faction specific.
Arn Peralun is obtained from speaking with General Daeruun during "The Tide of War" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Ashy is obtained from speaking with Ashy during "The Secret War" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
B-3G9 is obtained from speaking with B-3G9 during "The Secret War" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Colonel Darok is obtained from speaking with Colonel Darok during "Forged Alliances: Part I" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Jedi Master Cedral Gend is obtained from speaking with BB-6G during "Master Gend's Mission" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Kendra Novar is obtained from speaking with Kendra Novar during "The Secret War" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Oro Wogawa is obtained from speaking with Oro Wogawa during "The Secret War" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Supreme Chancellor Rans is obtained from speaking with General Daeruun during "Objective Meridian" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None
Theron Shan is obtained from interacting with the Bottle during "Forged Alliances: Part I" mission.
Codex type: Persons of Note | Faction: Republic | Class: All
Associated Achievement: None