Ohi Day is held on October 28. Greece, Cyprus and the Greek communities. This event in the third decade of the month October is annual.
Similar holidays and events
Blessed Dominic Collins on October 31 (Catholic, Ireland, Society of Jesus);
Coronation of the fifth Druk Gyalpo in Bhutan on November 1 (འཇིགས་མེད་གེ་སར་རྣམ་རྒྱལ་དབང་ཕྱུག་ - King Jigme Khesar Namgyel's);
Gustavus Adolphus Day in Sweden on November 6 (death of King Gustavus Adolphus of Sweden and official flag day);
Yitzhak Rabin Memorial on November 6 (Date for 2022. Unofficial, but widely commemorated - יצחק רבין);