濯足节（英语：Maundy Thursday，意思是「授命星期四」，拉丁语：Dies Cenae Domini、意思是「设立圣餐日」，意大利语：Giovedì Santo、意思是「神圣星期四」）为复活节前的星期四，乃基督教（广义）纪念耶稣基督最后的晚餐，设立了圣餐礼、濯足服事精神的重要日子。

在亚洲的菲律宾、印度部份邦与地区，欧洲的丹麦、挪威、西班牙部分地区，北美洲的哥斯达黎加、危地马拉、尼加拉瓜，拉丁美洲的哥伦比亚、巴拉圭、乌拉圭等国，濯足节都是法定假日。

Maundy Thursday (also known as Holy Thursday, Covenant Thursday, Great and Holy Thursday, Sheer Thursday, and Thursday of Mysteries) is the Christian holy day falling on the Thursday before Easter. It commemorates the Maundy and Last Supper of Jesus Christ with the Apostles as described in the Canonical gospels. It is the fifth day of Holy Week, and is preceded by Holy Wednesday and followed by Good Friday.