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About me

Matheus Zimmermann, Brazilian, 3rd-degree Jiu-Jitsu black belt under Master Cézar “Casquinha” Guimarães. Teaching since 2007, now living and teaching in Sardinia, Italy.

My name is Matheus Zimmermann and I was promoted to Brazilian Jiu-Jitsu black belt by Master Cézar Guimarães, better known as “Casquinha”.

I started training Jiu-Jitsu in 1999 and received my black belt in 2013. I am a 3rd-degree black belt certified by the CBJJ (Brazilian Jiu-Jitsu Confederation) and the IBJJF (International Brazilian Jiu-Jitsu Federation), and I have been teaching since 2007.

From Brazil to Sardinia

I taught for 14 years in Pelotas, in southern Brazil, and in 2021 I started a new project in Florianópolis. Around that time I began teaching seminars abroad — in Germany, Italy, Malta, the Netherlands and Slovenia — and that is how Europe became part of my story.

Today I live in Sardinia, Italy, and teach at Budokan Sorso. I also give private lessons and keep bringing seminars to academies across Europe and Brazil.

What I believe in

I have always enjoyed competing, ever since white belt, and I have won a few titles along the way — but my biggest victory is what my students achieve.

To me, Jiu-Jitsu is much more than a combat sport. I stand for discipline, respect, humility and companionship. As a black belt I feel responsible for taking this philosophy seriously and for helping my training partners grow physically and mentally.

Follow along

I publish techniques, articles and behind-the-scenes stories here and on my YouTube channel, ZimmermannJJ. You can also find me on Instagram as @ZimmermannJJ.