1930s swimwear was the beginning of swimsuits as we know it today. Tank top style with a tight skirt or boy shorts on the bottom they are modest by today’s standards but incredibly cute and flattering on most body types. Learn about 1930s swimsuit history here. The 1930s swimsuits have not gone mainstream like retro 1940s and 1950s styles so selection is limited. These are some of our favorite designs available online- both vintage reproduction and new vintage inspired designs. Happy swimming, 1930s style!