Deniz Ceylanlı was born in 1992 in Nicosia. He graduated from Turkish Maarif College in 2010 and later, in 2016, obtained his degree from the Faculty of Veterinary Medicine at Near East University. In the same year, he began his doctoral studies in the Department of Medical Biochemistry at the Graduate School of Near East University. He worked as a research assistant in the Department of Biochemistry at the Faculty of Veterinary Medicine at Near East University from September 2016 to December 2022.
In 2022, he defended his doctoral thesis titled "Protective Effects of Alpha-Lipoic Acid Against 5-Fluorouracil-Induced Gastrointestinal Mucositis in Rats" and earned the title of Doctor of Science. Currently, Dr. Deniz Ceylanlı is working as a faculty member in the Department of Biochemistry at the Faculty of Veterinary Medicine, Near East University. He is also proficient in English.