Jim Unsinn was a Starfleet officer in the 24th century.

In the 2370s, he was named as a Research and Development officer on the dedication plaque of Defiant-class starships. (DS9: "The Die is Cast", dedication plaque; DS9: "The Dogs of War", dedication plaque)

This character was only mentioned in writing.
Unsinn, who was listed on various pieces of background artwork, was named for production staff associate Jim Unsinn.
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