Black Tot Day (July 31, 1970) is the name given to the last day on which the British Royal Navy issued sailors with a daily rum ration known as the daily tot.
The Royal Australian Navy stopped the practice earlier in 1921 with the Canadian and New Zealander Royal Navies following in 1972 and 1990 respectively.
- 1970-07-31 Black Tot Day: the last day of the officially sanctioned rum ration in the Royal Navy (started 1740)
- 1972-03-31 Final day of the rum ration in the Royal Canadian Navy
- 1990-02-27 Final day of the rum ration in the Royal New Zealand Navy