Frans Baillieu Möller (February 25, 1897 in Malmö – April 14, 1995 in Lund) was a Swedish freestyle swimmer who competed in the 1920 Summer Olympics.In 1920, he was a member of the Swedish relay team which finished fourth in the 4 x 200 metre freestyle relay competition.
In the 1500 metre freestyle event he was eliminated in the first round.