Jamie Westenhiser is an American model from Florida. She was the Playboy Playmate for May 2005. Prior to becoming a Playmate, she was a member of the National Bikini Team (NBT) and a Hawaiian Tropic model. She was one of three NBT members who appeared in Playboy since 2005, the others were Raquel Gibson, Miss November 2005 and Erica Chevillar in March 2007 in a celebrity pictorial.

Jamie added to her Playboy résumé in February 2007 when she posed for a Playmate Xtra as part of the Playboy Cyber Club.