At a Glance
May 18
Observances & Celebrations
Commemorative holidays, national days, religious feasts, and international traditions observed on this date.
National observance
Independence Day (Somaliland) (unrecognized)
Religious observance
Feast of Ælfgifu of Shaftesbury
Religious observance
Feast of Blessed Blandine Merten
Religious observance
Feast of Eric IX of Sweden
Religious observance
Feast of Felix of Cantalice
Religious observance
Feast of May 18 (Eastern Orthodox liturgics)
Religious observance
Feast of Pope John I
Religious observance
Feast of Venantius of Camerino
Observance
Baltic Fleet Day (Russia)
Russia
Observance
Day of Remembrance of Crimean Tatar genocide (Ukraine)
Ukraine
Observance
International Museum Day
Observance
National Speech Pathologist Day (United States)
United States
Observance
Revival, Unity, and Poetry of Magtymguly Day (Turkmenistan)
Observance