Bob Arnot, M.D., internal medicine, is a journalist, author, former host of the Dr. Danger reality TV series, and previously medical and foreign correspondent for NBC and CBS.

Melissa Arnot Reid (born December 18, 1983) is an American mountaineer.

Elizabeth Jane Arnot (born 1 March 1996) is a Scottish professional footballer who plays as a forward for Rangers in the Scottish Women's Premier League and the Scotland national team.