Kali’s name day is May 15, the feast of Kale the Righteous.
Churches that follow the Old (Julian) Calendar keep the same feast on May 28 of the civil calendar. See everything commemorated on May 15.
The saint behind the name
Kale the Righteous
May 15, Holy Woman, Καλή
The synaxarion honors Venerable Kale on May 15, recording only that she lived a life pleasing to God and reposed in peace.
Also celebrating on May 15
These names share the feast, many of them other forms of the same name:
What to say on a name day
The Greek wish is Χρόνια Πολλά (Chronia Polla), “many years.” A call or a short message on the day is what people remember. See name day wishes you can send and what a name day is.