Deniz Dalgıç was born in Istanbul in 1969. After graduating from Bursa Anatolian High School, he studied at Istanbul Technical University Department of Civil Engineering. He completed his master's degree at the University of California, Santa Clara, USA and his doctorate at Istanbul Technical University.

He worked as an active engineer at Yonca Construction, one of the long-established enterprises in the construction sector that he managed with his father.

Education has always had a big place in his life. In addition to his position as a Board Member Responsible for Education at TED Bursa College, he also taught at engineering departments at various universities.

He took a step towards professionalism in basketball, which he devoted himself to during his high school years, during his university education at Efes Pilsen. He won many successes, medals and championships. Dalgıç, who continues to contribute to basketball as a commentator and player, continues to work on non-governmental and social responsibility projects for children. Dalgıç is married with two sons and fluent in English.