He was born in 1981 in Zile district of Tokat. Starting primary school at Rize Atatürk Primary School, Dr. Deniz Yazıcı continued his education life in the Ergani district of Diyarbakır, since his father's place of duty changed since the 4th grade of primary school. He successfully completed primary and secondary school. He successfully completed his high school education, Ergani Anatolian Teacher High School, which is the only Anatolian high school in the district. He was rewarded with 12 awards in middle and high school.

Deniz Yazıcı won the Ege University Faculty of Medicine in the university exam by making a degree in the province. His love for İzmir started during his university years. Dr. Deniz is a very good DJ and also a professional dancer. Interested in pencil drawing, Dr. Deniz is a very good chess player. Entering the top 100 in the specialty exam, Dr. Deniz started his ENT education in İzmir, Tepecik Training and Research Hospital. He successfully completed his ENT assistantship. Performing his compulsory service at Şanlıurfa Training and Research Hospital, Dr. Deniz performed very successful rhinoplasty operations in these 2 years. Leaving his duty at the state hospital at the end of his compulsory service, Dr. Deniz Yazıcı started to work as a Specialist Doctor in the private sector in Istanbul in pursuit of his dreams. 

He made cases about rhinoplasty with more than 10 ENT and plastic surgeons from 4 different hospitals and was able to add the experiences of his more experienced colleagues. Missing Izmir and the people of Izmir and not forgetting the beautiful student days he lived in Izmir, Dr. Deniz realized that he wanted to live in Izmir and returned. He continued to serve the people of Izmir in Private Su Hospital, Ekol ENT Hospital and Gözde Hospital. He is currently serving his patients in his own private clinic.