Çıldır (Armenian: Հիւսիսեան, Husenian; meaning "North"; Georgian: ჩრდილი, Chrdili; meaning "Shadow") is a town in Ardahan Province of Turkey. It is the seat of Çıldır District. Its population is 2,552 (2021). The town is populated by Turks.
The town consists of 9 quarters, including Aşıkşenlik and Yıldırımtepe.