Kay Carlson

Kay Carlson

Born on February 18, 1999, Kay Carlson is an American fitness model and trainer who built her following through a combination of workout content, fitness fashion, and candid personal updates on social media.

Early Life and Background

Kay grew up in the United States and started going to the gym at age 16, establishing an early foundation in fitness. She relocated from New York to Miami in her early twenties, a move that coincided with her growing presence in the fitness and social media space. Before her online career gained traction, she worked as a bartender. Her father is a race car driver, a detail that surfaces occasionally in her personal content.

Career Timeline

Kay's online presence centers on Instagram, where she shares workout videos, fitness outfit inspiration, and POV-style content. Her posting style leans toward the personal, with candid captions that frequently serve as life updates rather than strictly promotional material. This approach has helped her carve out a space in a crowded fitness content landscape.

In February 2023, she trained with Bret Contreras, a well-known figure in the strength and conditioning world, particularly recognized for glute training methodology. That collaboration marked a notable point in her fitness career, connecting her with an established name in the training community.

Kay also maintains a paid content platform, expanding beyond her free social media presence. Her content output straddles fitness modeling and personal lifestyle sharing, which places her in a category of creators who blend workout expertise with more intimate, subscriber-focused material.

Physical Profile

Standing at 5'4" and weighing around 114 lbs, Kay has a 34-25-34 measurement profile with a 32B bust. She has natural breasts and no visible tattoos or piercings, presenting a clean, understated aesthetic compared to many of her contemporaries. Her build reflects her long-term commitment to gym training, which began a full decade ago. She fits comfortably among petite models in the space.

Current Status

Now 26 and based in Miami, Kay continues to produce fitness and lifestyle content across her social media and subscription platforms. Her trajectory from gym enthusiast teenager to full-time content creator has been gradual rather than sudden, built on consistent posting and a willingness to share personal details alongside fitness material.