Born on April 24, 1968, in Istanbul, Kahraman Sivri began his professional acting career in 1989 at the Tevfik Gelenbe Theater, driven by his passion for the stage. He performed for 11 years at the Süheyl & Behzat Uygur Theater in long-running plays like Marko Paşa Musical and Hasta Etme Adamı. He also worked with prominent companies such as Yasemin Yalçın Theater and Tiyatro Kedi, taking roles in plays like The Bourgeois Gentleman and Dead Poets Society.
His film journey began with Abdülhamit Düşerken and continued with many productions, including the box-office hit Eyvah Eyvah series, Güzel Günler Göreceğiz, and Bordo Bereliler Suriye. On television, he has appeared in many beloved series such as Kuruluş Osman, Yalnız Kurt, Cesur ve Güzel, and Fatih Harbiye.
The veteran actor also teaches acting at various institutions. In 2018, he co-founded Tiyatro Sobe with Soner Türker, where he continues to produce and direct plays for both adults and children.