Who's Who on Social Media
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Who is Océane Montedori aka Stranger Potter?

Océane Montedori, also known as Stranger Potter, has carved out a unique niche as a Harry Potter content creator and cosplayer. Her dedication to the wizarding world is evident across her social media platforms, where she engages with a devoted community of Potterheads.

January 6, 2025
Jeremy Boissinot
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Stranger Potter: A Harry Potter Enthusiast Building a Magical Community

Océane Montedori, widely recognized as Stranger Potter, is a 22-year-old French content creator from Annecy. With a deep passion for the Harry Potter universe, she has established herself as a prominent figure among Potterheads, sharing enchanting content that resonates with fans worldwide. Her unique ability to combine creativity and storytelling has made her one of the most loved cosplayers and fandom creators in France.

Her journey as a content creator began with her desire to create a welcoming space for Harry Potter enthusiasts. Océane’s social media platforms are filled with content that brings the wizarding world to life, from cosplay to magical tutorials. She is especially popular for her Slytherin-themed persona, which reflects her commitment to authenticity and immersive storytelling.

Océane Montedori: Embracing Slytherin Pride in the Heart of Hogwarts (Source: @oceane_montedori, Instagram, September 2022)

In addition to her social media presence, Océane actively engages in events and collaborations that strengthen her bond with her audience. Notably, she participated in the Sorcerer’s Tournament organized by Gallimard, inviting her followers to join her team and experience the magic together. Her efforts to involve fans in interactive activities highlight her passion for fostering community and shared experiences.

Beyond her creative endeavors, Océane is an advocate for fandom culture, promoting inclusivity and creativity among her followers. Her commitment to building a supportive and magical environment has not only elevated her status in the Harry Potter fandom but also inspired aspiring content creators. With her enchanting personality and dedication, Océane continues to be a beacon of creativity and community within the cosplaying and fandom space.

An Influencer Active on Social Media

Océane Montedori leverages her platforms to create a vibrant community of Harry Potter enthusiasts, ranking among the top 5% of creators in the French cosplaying category.

Océane's Social Media Strategy Analysis

TikTok: Magic Through Videos

Océane Montedori, known as @oceane_mtdr on TikTok, has successfully leveraged the platform to connect with her 336.2K followers through creative and engaging Harry Potter-themed videos. Her content includes cosplays, reenactments, and duets with other creators, which keep her audience captivated and engaged. The visual and immersive format of TikTok allows her to breathe life into the wizarding world, making her videos a treat for fans.

She consistently posts three videos per week at 11 AM EST, aligning her uploads with her audience's preferences for frequency and timing. The high-quality production and authenticity of her content ensure a steady engagement rate of 0.17%, with an average of 572 engagements per post. By incorporating trends and magical challenges, Océane keeps her TikTok profile fresh and relevant.

Her strategy also includes the effective use of hashtags like #HarryPotter, #Potterhead, and #Slytherin, which help her content reach a broader audience of fans. Additionally, her friendly and humorous tone resonates with her followers, making her videos not only entertaining but also relatable and shareable. This approach fosters a sense of community among her TikTok audience.

Through TikTok, Océane positions herself as an influential figure in the cosplay and Harry Potter fandoms, constantly engaging her followers with meaningful and fun content. Her ability to use short-form videos to recreate magical moments keeps her fans coming back for more, establishing her as a key content creator in her niche.

  • Username: @oceane_mtdr
  • Influence Score: 77.9/100
  • Followers: 336.2K
  • Activity: 3 videos/week
  • Engagement Rate: 0.17%
  • Growth: Stable (0%)
  • Average Engagement: 572
  • Posting Habits: Posts 3 times weekly, typically at midnight at 11 AM EST

Instagram: A Visual Spellbook

On Instagram, Océane goes by the username @oceane_montedori, where she shares her cosplays, personal moments, and event participation with her 22.1K followers. Her posts are visually stunning, often featuring her as a Slytherin girl, showcasing the depth of her Harry Potter fandom. Her ability to tell stories through photos and captions creates a deeper connection with her audience.

With an engagement rate of 1.85% and an average of 410 likes per post, Océane’s Instagram strategy focuses on building relationships with her followers. She posts twice a month at 1 PM EST, ensuring that her content is thoughtfully curated and well-received. Her use of interactive stories, polls, and quizzes adds an engaging layer to her content strategy.

Her Instagram feed highlights her participation in fandom events, cosplay competitions, and magical collaborations, keeping her profile dynamic and intriguing. She also utilizes reels to share behind-the-scenes moments and short skits, making her content format versatile. This strategy ensures that her content appeals to a diverse audience.

Océane’s approach to Instagram is all about connecting visually and emotionally with her followers. By maintaining a consistent aesthetic, actively engaging with comments, and sharing her passion for the Harry Potter universe, she solidifies her presence on the platform as a creator to watch.

  • Username: @oceane_montedori
  • Influence Score: 69.8/100
  • Followers: 22.1K
  • Activity: 2 posts/month
  • Engagement Rate: 1.85%
  • Growth: Stable (0%)
  • Average Engagement: 410
  • Posting Habits: Weekly, late-night posts at 1 PM EST

YouTube: Long-Form Wizardry

On YouTube, Océane runs her channel under the username @strangerpotter5815, focusing on long-form Harry Potter-themed videos. With 20.3K subscribers, her channel is a hub for fans seeking detailed tutorials, cosplay transformations, and fan discussions. Her videos are rich in storytelling, making them a unique addition to her content portfolio.

Although her YouTube activity has been sparse recently, her existing content showcases her creativity and passion for storytelling. Videos such as her tutorials on creating Harry Potter-themed props or her personal reviews of the movies resonate deeply with her audience. This niche-specific focus differentiates her channel from general content creators.

The platform allows Océane to delve into complex topics and connect with her audience in a more personal way through vlogs and interactive Q&A sessions. Despite an engagement rate of 0% due to inactivity, her archived videos continue to attract viewers, proving the evergreen appeal of her content.

Her strategy for YouTube revolves around creating in-depth, memorable experiences for fans of the Harry Potter universe. By focusing on storytelling and production quality, Océane uses YouTube to share her love for the franchise while inspiring creativity among her viewers.

  • Username: @strangerpotter5815
  • Influence Score: 18.1/100
  • Followers: 20.3K
  • Activity: Last active 2 years ago
  • Engagement Rate: 0%
  • Growth: Stable (0%)
  • Average Engagement: 0
  • Posting Habits: Inactive

Océane Montedori's Social Media Influence Summary

Océane’s Favikon Authority Score of 7,746 positions her as a recognized creator in France, particularly in the cosplaying and fandom space. She ranks in the top 1% of TikTok creators in her niche and top 34 in French cosplaying, emphasizing her dedication to fostering a magical and inclusive community.

Content Strategy: Crafting Magical Narratives Through Engaging Content

Océane’s content revolves around storytelling and community engagement. Her ability to tap into the emotional connection fans have with Harry Potter has allowed her to create relatable and entertaining content. By focusing on her niche, she has successfully built a loyal audience. Her blend of nostalgia and creativity sets her apart, creating opportunities for both individual growth and collaboration within the cosplay and fandom space.

Reachability and Partnerships

Océane Montedori’s reachability strategy is one of her greatest strengths, as evidenced by her "Very Easy" score for sponsored collaborations. With an estimated cost of just $113 per sponsored post, she offers an affordable yet effective partnership opportunity for brands targeting Harry Potter fans and the cosplay community. Her niche focus and engaged fanbase make her an attractive collaborator for both small businesses and larger franchises.

By maintaining an approachable and consistent presence across her platforms, Océane is highly accessible for collaborations and campaigns. She openly lists her professional contact email on her social profiles, ensuring that potential collaborators can easily connect with her. Her frequent interactions with followers and prompt responses to comments also showcase her dedication to fostering a loyal community, which is a strong selling point for brands looking for genuine engagement.

An overview of Oceane’s top influential connections across key industries. (Source: Favikon)

Océane’s involvement in the Harry Potter fandom and cosplay events further enhances her partnership potential. Brands operating in this niche—such as merchandise companies, book retailers, and event organizers—can tap into her passionate audience to promote their offerings. She has already demonstrated her ability to collaborate effectively by promoting the Sorcerer’s Tournament by Gallimard, showcasing her reliability and creative vision as a partner.

With her authentic and relatable personality, Océane bridges the gap between creators and brands, offering a platform that resonates deeply with her audience. Her ability to deliver content tailored to specific themes and campaigns makes her a versatile partner. As a cosplayer and Potterhead, her reachability ensures that she can seamlessly integrate brand collaborations into her storytelling, offering brands a meaningful way to connect with her loyal and niche audience.

Conclusion: Building a Magical Legacy

Océane Montedori has successfully combined her love for Harry Potter with creative content creation, building a loyal and interactive community. Her dedication to her craft, coupled with her authenticity, has cemented her position as a leading voice in the cosplaying space. As Stranger Potter, she continues to inspire fans to embrace their inner magic.

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About the author

Jeremy Boissinot

Jérémy Boissinot is the founder of Favikon, an AI-powered platform that helps brands gain clarity on creator insights through rankings. With a mission to highlight quality creators, Jérémy has built a global community of satisfied creators and achieved impressive milestones, including over 10 million estimated impressions, 20,000+ new registrations, and 150,000 real-time rankings across more than 600 niches. He is an alumnus of ESCP Business School and has been associated with prestigious organizations such as the French Ministry and the United Nations in his professional pursuits.