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Katerina Stewart is a dynamic pickleball athlete and content creator who combines elite competition with a polished, sponsor-friendly presence. With strong tournament visibility, recovery and performance storytelling, and a natural fit for fashion, activewear, footwear, and wellness brands, she offers authentic reach to an engaged sports audience.
Katerina Stewart is a Tennis Professional and is based in Miami/Fort Lauderdale, United States. Katerina attended United States Military Academy Prep School between 2016 and 2017. She is former #158 WTA. Katerina is making her journey back into the Top 100 while documenting it through her YouTube Channel: “Inside The Tour With KS.” She is also part of the organization Athlete Ally supporting LGBTQ rights in sports.
WTA
United States Military Academy
United States
Professional photographer
Junior Orange Bowl Champion
2 time Florida Player of the Year
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Katerina Stewart promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Katerina Stewart make a live appearance at your next event
Brands can sponsor Katerina Stewart on OpenSponsorship by creating a free account, browsing Katerina Stewart's profile, and sending a sponsorship proposal for social posts, appearances, or integrated campaigns. OpenSponsorship handles messaging, deliverables, and deal terms in one platform so you can connect directly with this athlete.
Katerina Stewart is listed on OpenSponsorship and available for brand sponsorships. Brands can review campaign packages, audience details, and pricing on this profile, then submit a proposal to start a partnership with this athlete.
According to OpenSponsorship, estimated pricing to sponsor Katerina Stewart starts at $480 for a social media post, $720 for a appearance and $4,800 for a brand ambassador campaign. Final rates depend on deliverables, usage rights, and campaign scope. Sign up on OpenSponsorship to view packages and send a proposal.
According to OpenSponsorship, Katerina Stewart's audience includes 5K+ TikTok followers, interests including Health & Wellness, Fitness & Performance, Fashion, Apparel, Activewear, and more, based in Miami, Florida, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

How do you measure influencer marketing ROI when half the numbers social media gives you are vanity metrics? It is the question brands ask us most, and it came up again when I joined Massimo Marinelli on the Berkida Ventures Podcast. After more than ten years and thousands of brand deals with athletes and creators at OpenSponsorship, here is how we think about it, and the framework we use with our clients.
October 28, 2026