Size 14 model Ashley Graham made history last year when she became the first plus-size model to appear in an ad in the Sports Illustrated Swimsuit Issue.br Its official: Ashley Graham will be making her debut in the Sports Illustrated 2016 Swimsuit Issue! SwimDaily announced Tuesday that the 28-year-old model .br Plus-sized model, Ashley Graham, is making history by posing in Sports Illustrateds annual swimsuit issue.br Sports Illustrateds FIRST Plus-Sized Model Ashley Graham will grace the pages of the new Sports Illustrated Swimsuit Issue 2015. The magazine will be on .