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Olivier Doniesiewicz is a rising combat sports athlete with a proven record in kickboxing and ITF taekwondo, bringing authentic competition footage, training intensity, and youth-athlete credibility to every campaign. With a strong England team identity and a high-energy performance-driven audience, he is a natural fit for sportswear, recovery, martial arts, and fitness brands.
Taekwondo
ITF England Team
Poland
Has access to a professional photographer
Ranked no.1 in Britain
2x bronze medalist at European championships
New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.
1 post & 1 story with the Olivier Doniesiewicz promoting your product.
Long-term deal involving appearances, photoshoots, social media and more.
Have Olivier Doniesiewicz make a live appearance at your next event
Brands can sponsor Olivier Doniesiewicz on OpenSponsorship by creating a free account, browsing Olivier Doniesiewicz'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.
Olivier Doniesiewicz 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 Olivier Doniesiewicz starts at $480 for a social media post, $720 for a appearance and $4,320 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, Olivier Doniesiewicz's audience includes 2K+ Instagram followers, interests including Fitness & Performance, Activewear, Martial Arts, Fitness, Travel, based in Basingstoke, England, United Kingdom. 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