O'Shea
Captain O'Shea was the commander of the Federation starship  in 2270. 

In 2270, Orion pirates boarded the Huron and injured him and two other officers, rendering them unconscious. They were discovered by a landing party from the . Dr. McCoy performed minor surgery on O'Shea and he later made a full recovery. ()

Appendices

Background information 
O'Shea's was one of the character voices provided by James Doohan. He is described in the script as "a craggy-faced man".

O'Shea wore no rank insignia, therefore making it unclear whether he was a captain by rank, or by position only.

Star Trek Log 5 gives his first name as Svenquist.

External link 
 

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Humans
Starfleet personnel (23rd century)
Starfleet command personnel
Starfleet captains