He completed his secondary education at Beşiktaş Atatürk High School in 1989 and entered Istanbul Technical University to study Marine Engineering.

[4] Ergenç was involved in the Gezi protests of 2013, appearing in newspaper photos wearing a Bob Marley T-shirt and surgical mask for protection against tear gas.

In 2005 and 2006, Ergenç took part in the films Babam ve Oğlum directed by Çağan Irmak, The Net 2.0, Tramway and İlk Aşk.

He continued working in theatre in plays such as Kiss Me, Kate, Tatlı Charity, Beni Seviyor, Kral ve Ben, Amphitrion 2000, Evita, Hayalet and Ötekiler and Şarkılar Susarsa.

Then, he appeared in a number of plays such as Bugün Git Yarın Gel, Popcorn, Arapsaçı and Sevgilime Göz Kulak Ol.

[9] He has stated that he likes Zeki Demirkubuz's style and Ferzan Özpetek's emotion, but prefers to work the most with Reha Erdem and Çağan Irmak, whom he describes as both young and talented directors.