Edmund Bertram, hero of JaneAusten's MansfieldPark
Bertram Winkle, character in the Disney television series "Jessie"
Bertram Baudelaire, the Baudelaire children's father from Lemony Snicket's "A Series of Unfortunate Events"
Bertram "Bertie" Wooster, main character in P.G. Wodehouse's Jeeves and Wooster books