Jonathan Willis was a Human male serving in Starfleet in the 24th century. He was a marine commander and expert in Cardassian tactics. He was assigned mainly for the ground operations.
In 2378, he had the rank of commander and served as the commanding officer of the USS Khitomer. He took the Khitomer on several vital missions during the attacks by Legate Matan in the Maelstrom. He led the charge re-capture Savoy station, and took part in the assault on the Cardassian base at Tezle. Following the destruction of the USS Dauntless, Captain Jae Yi and his crew were transferred to the Khitomer. At that point, Willis took the position of executive officer under Yi. (TNG video game: Bridge Commander)