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Influencer marketing has revolutionized fitness brand strategies. Fitness influencers provide innovative approaches to diverse workout and cardio routines, expert fitness advice, and motivational content. Brands should leverage the authenticity of famous fitness influencers for successful marketing campaigns. Who are the top fitness influencers today? Let’s get started.
One of the top fitness influencers on Instagram is Chris Bumstead. Chris is known for his achievements in the International Federation of Builders’ Classic Physique division. Further, Chris is known for his aesthetic physique which fits the classic physique category’s ideals.
Chris inspires a new generation of fitness and bodybuilding enthusiasts. His social media posts include training routines, preparation for competitions, and diet plans. Chris has brand partnerships with Raw Nutrition, Gymshark, Bum Energy, and Revive MD. Given his experience, Chris is a suitable workout influencer to consider for brand collaborations.
https://www.instagram.com/kayla_itsines/
Kayla Itsines is a top fitness influencer on Instagram with over 15.8 followers. As an Australian personal trainer, Kayla is the writer of fitness eBooks like Ultimate Meal Plans and Bikini Body Guides. She also owns a workout app named Sweat with Kayla. She has partnered with brands like P.E. Nation and Medela.
https://www.instagram.com/leanbeefpatty/?hl=en
Officially known as Particia, Lean Beef Patty is another popular fitness influencer on Instagram. She gained a huge social media following her impressive physique specifically her muscular build attained through bodybuilding and strength-building techniques. She is also committed to promoting women’s empowerment. Lean Beef Patty also provides tips on recovery, nutrition, and mental aspects of fitness.
Lean Beef Patty has partnered with brands like Helimix and Youngla to promote their fitness products.
https://www.instagram.com/krissycela/?hl=en
Another top fitness influencer is Krissy Cella who began her fitness journey while in law school. Krissy’s commitment to fitness together with her desire to empower women made her a notable fitness influencer on Instagram. She does comprehensive workout programs that focus on mental health, flexibility, and strength training.
Krissy has so far partnered with brands like Barbie and KFC. This makes her an experienced influencer for brand collaborations.
https://www.instagram.com/gainsbybrains/
Sophie van Oostenbrugge is another famous fitness influencer on Instagram. Originally from the Netherlands, she uses an evidence-based approach to nutrition and training. Oostenbrugge inspires her followers to pursue fitness goals sustainably and intelligently. She founded the GAINSBYBRAINS fitness app and has 1.6 million YouTube subscribers. She is the brand ambassador at Women’s Best.
With 1.04 billion monthly active subscribers, TikTok is also home to popular fitness influencers. Here’s a list of the best fitness influencers on TikTok in 2025.
https://www.tiktok.com/@demibagby?lang=en
Demi Bagby is another popular social media fitness influencer with over 14.2 million followers on TikTok. Demi is known for her agility, strength, and inspirational backstory. Unlike other influencers, Demi’s story is unique. Want to hear more about it?
In 2014, Demi had a cheerleading accident that left her with a major back injury. With the possibility of never walking again, her determination fueled her recovery. This is what made her pursue a life of physical workout and fitness. In her content, she engages in acrobatics, adventure sports, and extreme workouts. Demy has partnered with brands such as Lifted Trucks and Nutrabolt.
https://www.tiktok.com/@leanbeefpatty?lang=en
Leanbeefpatty is a notable workout influencer on TikTok with over 8.3 million subscribers. She came to the limelight due to her impressive physique, especially her muscular build attained by strength training and bodybuilding.
Other than sharing workout fitness videos, she also engages her followers by providing mental health, nutrition, and recovery tips. Her approachable demeanor and expertise in the field make her a suitable influencer for brand collaborations.
https://www.tiktok.com/@antonielokhorst
Antonie Lokhost is one of the top fitness influencers in 2025. Antonie is mostly known for his impressive feats of agility and strength like muscle-ups, handstands, and complex bodyweight exercises. Antonie also offers well-rounded guidance on wellness and health. Beyond his fitness prowess, Antonie is also one of the most successful gym influencers having partnered with brands like Hugo Boss.
https://www.tiktok.com/@ulissesworld?refer=creator_embed
Ulisses World is one of the most celebrated gym influencers on TikTok. With over 3.1 million followers, he uses his exceptional muscle build to educate his audience. Ulisses Jr. emphasizes the significance of rigorous training, a balanced diet, and a positive mindset to attain physical excellence. His workout plans and programs include a mix of hypertrophy, conditioning work, and strength training.
Ulisses Jr. is the brand ambassador for brands like BioTech USA and PDI Technologies.
https://www.tiktok.com/@jamessmithpt?lang=en
James Smith is another top fitness influencer in 2025 that you can seek for brand collaborations. James is celebrated for his no-nonsense and straightforward approach to nutrition and fitness. James Smith emphasizes the need to understand the basics of strength training, calorie balance, and consistency. Smith has partnered with brands like Boombod to promote their products on social media.
Who are the top workout influencers on YouTube today? Well, let’s analyze it together.
https://www.youtube.com/@ChloeTing
Chloe Ting is one of the top fitness influencers on YouTube. Known for her approachable workout schedules, Ting came into the limelight with her “2 Weeks Shred Challenge”. Ting does simple fitness routines, making it easy for anyone to follow. She has partnered with brands like Walmart to optimize their market reach.
https://www.youtube.com/@JeffNippard
Jeff Nippard is also one of the most popular fitness influencers on social media. He is known for his evidence-based approach to strength training and natural bodybuilding. On his YouTube channel, he shared in-depth videos on different bodybuilding and fitness aspects. The videos usually feature expert interviews, literature reviews, and analysis of complex topics. He also owns a coaching app known as MacroFactor.
https://www.youtube.com/@JesseJamesWest
Jesse James West is a popular workout influencer known for his content that integrates workout routines, humor, and lifestyle. Targeting the younger demographics, Jesse offers an entertaining and fresh perspective on health and fitness. Jesse usually experiments with trendy dietary and fitness challenges while providing insights into work is best. Jesse has partnered with brands such as FlexPro Meals and Gymshark to market their products and services.
https://www.youtube.com/@sam_sulek
With over 3.93 million subscribers on YouTube, Sam Sulek is another top fitness influencer your brand can partner with. Sam not only has an impressive physique but also has an approachable personality and unique videos. His videos mainly feature him talking directly to the camera talking about his workout sessions.
https://www.youtube.com/@WillTennyson
Will Tennyson is also one of the most famous fitness influencers on social media. Will blends his passion for fitness with a light-hearted, genuine approach to wellness and health. His video “I Spent 24 Hours in The World’s Most Realistic Fat Suit” brought him into the limelight. He owns a Be Good Bakery and is a brand partner at Gymshark as well.
In this guide, we have discussed some of the top fitness influencers in 2025 that can be part of your brand marketing campaigns. Using these influencers optimizes your brand’s social media presence and marketing efforts. Using influencer marketing is an effective marketing strategy for brands in any industry.
1. Who are the leading fitness influencers today?
In this guide, we have analyzed the most popular fitness influencers for brand partnerships. Collaborating with these influencers boosts your brand’s online presence and marketing efforts.
2. How do I choose the right fitness influencer for brand partnerships?
Some of the factors that you should consider when choosing a fitness influencer for brand partnership include:
3. What are the emerging trends in fitness influencer marketing in 2025?
Some of the notable trends in fitness influencer marketing in 2025 include:
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