Barstow

Commodore Barstow was a Starfleet flag officer active in the 23rd century (TOS "The Alternative Factor")

Starfleet Museum continuity
While the canonical Barstow's given name was not revealed, in the continuity of the Starfleet Museum, he had the given name of Jonas and commanded a Valley Forge-class starship in the 2250's.

Star Trek: Shadowstar Station continuity
This Barstow was a cousin of Nikolai Barstow.