Bill Thoms (also known as Wil Thoms) was a Starfleet officer in the 24th century.
In 2353, he was listed as a Starfleet Operational Support Services officer on a directory placard at Starbase 32, Maxia sector. His office was located in room #53964. (TNG: "Violations", directory)
In 2365, Captain Wil Thoms was listed as the commander of the USS Lexington on the Starship Deploy Status chart in the Starbase 173 courtroom. (TNG: "The Measure Of A Man", okudagram)
In 2373, he was listed as a Tactical Ops officer on the dedication plaque of the USS Prometheus. (VOY: "Message in a Bottle", dedication plaque)
This character was only mentioned in writing.
He was named after special effects artist Wil Thoms