Cultural and religious celebration on 17 March Saint Patrick's Day, or the Feast of Saint Patrick, is a religious and cultural holiday held on 17 March, the traditional death date of Saint Patrick, the foremost patron saint of Ireland. Wikipedia's most-read article for 2 days in a row: 1,619,708 views in all, peaking at 1,309,772 on March 17, 2016. Thu, Mar 17: 1,309,772 views Fri, Mar 18: 309,936 views Wiki link