Influencer marketing is a powerful tool that benefits many industries; the fitness industry is no exception. Having a fitness influencer by your side gives a prominent voice backing your products/ services, bringing them to an entirely new but relevant audience. It shows your expertise in your niche among the fitness influencer’s flowers and encourages them to associate with your brand.
An effective Influence marketing campaign can benefit from providing adequate social proof to establish a solid online presence.
We have curated a list of the most influential people in the fitness industry, individuals you can trust to be the voice of your fitness brand. This exclusivity ensures that your brand is associated with the best. We’ve also emphasized the importance of a reliable influencer marketing platform to maximize the impact of your campaign.
List of Top Fitness Influencers in 2025:
1. Kayla Itsines:
Instagram Followers: 16 Million Followers
Kayla Itsines is an Australian female fitness influencer, author, and entrepreneur. She is the co-creator of a series of fitness ebooks titled Bikini Body Guides and a meal-planning and workout app, Sweat with Kayla. 2016 Sweat with Kayla generated more revenue than any other fitness app.
2. Jen Selter:
Instagram Followers: 14 Million Followers
Jennifer Leigh “Jen” Selter is an American Internet celebrity and fitness influencer. She attracted significant media attention for her debut at a young age, initially on the photo-sharing app Instagram. As of February 2025, Jen Selter had 13.6 million followers on Instagram. Selter grew up Jewish.
3. Simeon Panda:
Instagram Followers: 8 Million Followers
Simeon Panda is one of the world’s most influential male fitness influencers. He owns both Just Lift and Elimin8 and is a fitness entrepreneur featured on Forbes as one of the world’s top ten influencers for fitness. Simeon has immense popularity not just because of his fantastic physique but also because of his character and high standards in representing the sports fitness industry.
4. Lauren Drain:
Instagram Followers: 400k Followers
Lauren Drain is a former member of the Westboro Baptist Church who wrote the 2013 book Banished, which chronicles her experiences and eventual banishment from the church.
5. Massy Arias:
Instagram Followers: 3 Million Followers
Massiel “Massy” Indhira Arias is the exuberant Certified Personal Trainer, formerly known as Mankofit, who is changing lives and inspiring a new generation of trainers. Massy is all about promoting a healthy and balanced lifestyle. Her dedication to well-being shines through in her social media feeds.
6. Joe Wicks:
Instagram Followers: 4.5 Million Followers
Joseph Trevor Wicks, known as Joe Wicks, is a famous fitness influencer, British fitness coach, TV presenter, social media personality, and author. His fitness method uses High-Intensity Interval Training workouts.
7. Jeff Seid:
Instagram Followers: 5 Million Followers
Jeff Seid is an American actor, author, entrepreneur, model, and fitness influencer. With over 4 million followers on instagram, 2+ million followers on Facebook, and 1 million subscribers on YouTube, Jeff is one of the most popular influencers in the fitness industry.
8. Cassey Ho:
Instagram Followers: 3 Million Followers
Cassey Ho Vinh is an American social media fitness influencer with a YouTube channel and a website that sells fitness apparel. In 2013, she received a Shorty Award in the category of social fitness and was listed in Time’s third annual list of “The 25 Most Influential People on the Internet” in 2017.
9. Pamela Reif:
Instagram Followers: 10 Million Followers
Pamela Leonie Reif is a German web video producer and famous fitness influencer. She covers topics such as nutrition, fitness, and lifestyle. She has authored a few books on the subject and owns a food brand, Naturally Pam, which sells snacks and health supplements.
10. Rachel Brathen:
Instagram Followers: 2 Million Followers
Rachel Brathen is a Swedish female influencer and yoga teacher, a pioneer of paddleboard yoga, and the founder of Island Yoga Aruba in the Caribbean. She is the author of the 2015 book Yoga Girl.
11. Michelle Lewin:
Instagram Followers: 16 Million Followers
Michelle Lewin is an internationally renowned fitness influencer and bodybuilder. Born in Maracay, Venezuela, Lewin began modeling early and later appeared in music videos on magazine covers.
12. Chloe Ting:
Instagram Followers: 2.5 Million Followers
Chloe Ting is a well-known fitness influencer YouTuber based in New York. She is known as the most subscribed UGC content creator on YouTube and for her workout programs, notably her “Two Week Shred Challenge,” which went viral on TikTok and YouTube during the pandemic in 2020.
Conclusion:
We’ve discussed some of the best Fitness influencers that can be a part of your influencer marketing campaign. Use these influencers’ reach to your advantage and have a better social media presence and brand reputation.
Take your business to new heights by having any of the abovementioned people mention your brand in their social media posts. Combining influencer marketing with other effective marketing strategies can significantly affect your sales.
