Captain Drew Deighan was the commanding officer of the starship USS Intrepid (NCC-38907) during the mid-24th century.
In 2346, the Intrepid, under Deighan, was the first to respond to Klingon distress signals when the Khitomer outpost was destroyed. (TNG: "Sins of the Father")
- Deighan's name appeared on the monitor display that contained the logs of the Intrepid that Data was researching. He is named after episode writer, Drew Deighan.