Nat-Sem

 is a fictional character featured in the Star Wars franchise. He is part of the Star Wars Expanded Universe and was briefly referenced the 2005 novel Star Wars Dark Lord: The Rise of Darth Vader by James Luceno. Nat-Sem has been retroactively inserted into the arena battle sequence in Star Wars Episode II: Attack of the Clones.

Biography
Nat-Sem was a member of the Jedi Order holding the rank of Master. He was the mentor to Jedi Knight Roan Shryne and served as a combatant in the early part of the Clone Wars. Nat-Sem was one of the two-hundred strong Jedi contingent that went to Geonosis in 22 BBY to rescue captives Obi-Wan Kenobi, Anakin Skywalker and Padme Amidala. Nat-Sem was killed by blaster fire from one of the B1 battle droids in the arena.