She studied at the Faculty of Political Science, Ankara University between 1956 and 1960 earning a Bachelor of Arts degree.
Between 1961 and 1965, she held the positions of candidate foreign service officer, third and second secretary within the Department of the United Nations.
Between August 1965 and January 1968, she served within the United Nations at the New York City Permanent Mission as second and first secretary.
[2] In September 1980, she was appointed acting director-general and then director general within the Directorate-General of Multilateral Political Affairs, where she served until 1982.
[4] Dinçmen was a member of the Foreign Policy Consultative Council and adviser to the speaker of the Turkish Grand National Assembly.