David Trotti was a member of Starfleet in the 24th century.

In 2328, Trotti boarded a transport ship at Gamma Towles II, bound to Starbase 47. This information from the passenger manifest was recorded in the commercial transport database and reviewed by Lieutenant Commander Data in 2370. (TNG: "Inheritance")

His name was recorded in the tactical systems crew on USS Pasteur's dedication plaque when the ship was built by the Skywalker Division at Marin County Starfleet Yards. (TNG: "All Good Things...")