Vaughan Rittenhouse was a Federation Starfleet officer during the 23rd century.
In 2252, Rittenhouse was a Commander, and commanding officer of the destroyer USS Percephone. He, alongside Garth of Izar, participated in the Battle of Axanar (Star Trek: The Four Years War).
In 2270, Rittenhouse had reached the rank of vice admiral. (TOS novel: Dreadnought)