Gustav Magnar Witzøe (born 8 February 1993) is a Norwegian entrepreneur, investor, and social media figure best known as one of the world’s youngest billionaires. As the heir to the SalMar aquaculture empire, Witzøe has transformed his public profile beyond business, becoming a prominent presence in global fashion, luxury, and lifestyle circles. With his striking looks and carefully curated image, he has been embraced by the fashion industry, appearing at major runway shows, front rows, and international events, where he seamlessly bridges the worlds of finance, influence, and style.

Off duty, Gustav Magnar Witzøe's style is bold, directional, and unapologetically fashion-forward, reflecting a fearless approach to self-expression. He gravitates towards avant-garde tailoring, statement outerwear, and experimental silhouettes that command attention. Eyewear plays a central role in his aesthetic, often acting as a signature accessory rather than a finishing touch. Witzøe has been seen wearing striking frames from luxury fashion houses such as Saint Laurent, Giorgio Armani, and Gucci, favouring oversized silhouettes, sculptural designs, and tinted lenses that amplify his futuristic edge. Whether attending Paris Fashion Week, art events, or high-profile social gatherings, his eyewear completes a look that is confident, provocative, and unmistakably modern — reinforcing his status as one of fashion’s most distinctive contemporary figures.