Flavien REPPERT  encountered performing arts as a teenager through circus and theatre. 

In 1997, he discovers improvised theatre and will specialize in the artform. 

Graduated from Strasbourg 's University and Conservatoire in Drama, he founded the Théâtre de l'Oignon Company to explore bridges between improvised music and theatre with Jazz musicians from the Conservatoire.

With the Company, he creates  about twenty original improvisation shows, including musicals and a pure organic improvisation form called "Random".

This show is produced by several companies in France, Belgium, Poland, Israel, Spain, Hungary and Russia and has been performed all around the world's biggest improvisation festivals in 6 languages, 27 countries and 5 continents.

Alongside Improvised theatre, he performs for cinema theatre, is an actor at the Opéra National Du Rhin lately in West Side Sory directed by Barry Kosky,He is also the voice of many ARTE TV programs.

After starting on screen with Romain Cogitore, he played Lieutenant Roger in a Wonderful Family in season 11. He multiplies experiences for Film, Series and short movies and is awarded twice as best supoorting actor fort his part in" The Hen"

After writing, directing and performing as lead in the informative webeseries"On a tous besoin d'ED!", Flavien renovates a countryside theatre to produce shows, retreats and workshops in the mddle of nature.​

All of that sparkled with theartical projects with  "1518, Vous Connaissez la légende? " A musical theatre show about Strasbourg 's myths and legends and still tours with La Compagnie Le Théâtre de l'Oignon and a music project as a drummer in Nirvanheim: The tribute band made in Alsace.

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