J. Lewis was a Human Starfleet officer of the 22nd century.
In 2154, he was named as a member of the Flight Test Crew on the dedication plaque of the Columbia NX-02. (ENT: "Affliction", dedication plaque).
In January of 2155, he was named as a Payloads officer on directory placards at the Fleet Operations Center, Sol Sector. His office was in room #3572. (ENT: "Demons", directories)
He was named for Enterprise makeup artist Jeff Lewis.