Siri Tachi was a female Human Jedi Master, apprentice of Adi Gallia and Master to Ferus Olin. She was a talented pilot who participated in the First Battle of Geonosis, fighting alongside Master Gallia guarding the Galactic Republic transports in space above the planet. She was one of Obi-Wan Kenobi's closest friends, and at one point they were romantically involved. During the Clone Wars, she met an early death on Azure while on a mission with Kenobi.