Captain William T. Riker of the Starship Titan.
William T. Riker served as First Officer on the USS Enterprise (NCC-1701-D) and the USS Enterprise (NCC-1701-E) between the years 2364 and 2379. Riker was promoted to Captain and took command of the USS Titan in late 2379.
After taking command of the Titan, Riker took the ship on a mission to Romulus and the Lesser Magellanic Cloud, before begining Titan's primary exploratory mission of the Gum Nebula.
Details from Deny Thy Father, A Rock and a Hard Place, Imzadi, Imzadi II, the A Time to... series, and the USS Titan series are coming soon.