Flawless SI Swim model Katie Austin has been a bikini model and wellness guru since her college days — and she revisits her skimpiest looks from 2016 for a viral social media trend.

Sports Illustrated’ swimsuit issue revisits the steamiest Fashion Show bikini pics of the daughter of an ‘80s workout video ...

Sports Illustrated swimsuit model Katie Austin looked red-hot for her red carpet hosting duties in glam Las Vegas. Hitting the prestigious Sportsperson of the Year awards with fellow SI Swim models ...

Sports Illustrated swimsuit model and personal trainer Leticia “Tish” Martinez flaunted her flawless physique in a beautiful sportwear set that included a bikini-style sports bralette and matching ...

For swimsuit model Katie Austin’s 32nd birthday, SI Swim shared two of the most stunning string bikini pics from her whopping five appearances in the iconic Sports Illustrated swimsuit issue. There ...