Tahir Ataözden was born in 1957 in Edirne. He graduated from the Department of Dentistry in English, Marmara University in 1980. In the same year, he started his doctorate program in the Department of Oral, Dental and Maxillofacial Surgery at Atatürk University. He completed his doctoral program in 1983 with a successful thesis defense. He worked as an Assistant Professor at the same university until 1985. He resigned in 1985 and opened his own clinic in Edirne. In 1987, he succeeded in the exam he took at Marmara University and started to work in Riyadh, Saudi Arabia. He worked at Riyadh Special Dental Center until 1995. He returned to Istanbul in 1995 and opened his own clinic. Apart from his own practice, he worked as an administrator in many health centers in Istanbul until 2019. In 2019, he returned to his academic life as a Doctor lecturer at Kafkas University and gave lectures and clinical studies for three and a half years. He speaks advanced English and intermediate level Arabic.