President Recep Tayyip Erdoğan met Nationalist Movement Party (MHP) leader Devlet Bahçeli at the presidential complex at 4 p.m. local time (1300 GMT) on Wednesday, according to a presidential source.
Bahçeli has already congratulated Erdoğan over his victory in Sunday's elections.
The MHP and the Justice and Development (AK) Party had participated in the elections together under an alliance.
The two leaders last met on April 18 before the elections at the presidential complex.