Ally Mason 2025: SI Swimsuit Runway Show

SI Swimsuit | Jun 1, 2025

Ally Mason walks the SI Swimsuit Runway Show at Swim Week 2025, joined by Achieng Agutu, Ali Truwit, Alix Earle, Bethenny Frankel, Camille Kostek, Denise Bidot, Ellie Thumann, Ilona Maher, Jasmine Sanders, Jena Sims, Jordan Chiles, Katie Austin, Lauren Chan, Midge Purce, Nicole Williams English, Olivia Dunne, Penny Lane, Remi Bader, Stassi Schroeder and XANDRA, along with fellow 2025 Swim Search finalists Dominique Ruotolo, Jilly Anais, Leticia Martinez, Raeann Langas and Tunde Oyeneyin.

Ally Mason is a 25-year-old Scottsdale, Ariz., native and model with runway appearances at New York Fashion Week and Milan. The University of Southern California alum, who currently resides in New York City, has also been seen in fashion publications including Harper’s Bazaar, Maxim and Vogue Portugal. Outside of modeling, Mason has worked with multiple nonprofits such as New York Cares, the Georgie Badiel Foundation and Chances For Children.

Swim Week is hosted by the W South Beach in Miami, Fla., on May 30 and May 31. The main event—a runway show on Saturday night—featured 16 SI Swimsuit models, four first-time appearances and six Swim Search finalists. Additional weekend activations included a brunch presented by MINI, a Beach Club presented by Coppertone, a VIP dinner and an Apres Swimsuit Pool Party.

Mason sported two distinct bikinis on the runway: a retro-style blue and white polka dot two-piece by Heidi Fish and an army green two-piece by Ola Vida.

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / John Parra/Getty Images for Sports Illustrated

Ally Mason, Midge Purce and Raeann Langas on the SI Swimsuit runway at the W South Beach. Ally Swimsuit by Ola Vida. Midge Swimsuit by Tropic of C. Raeann Swimsuit by Skatie. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Ola Vida. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Ola Vida. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Ola Vida. / John Parra/Getty Images for Sports Illustrated)

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Ola Vida. / John Parra/Getty Images for Sports Illustrated

Ally Mason on the SI Swimsuit runway at the W South Beach. Swimsuit by Heidi Fish. / Alexander Tamargo/Getty Images for Sports Illustrated