They are the first women to receive such a sentence under Islamic law in the country.
The punishments come as another Malaysian woman waits to hear whether her caning – for drinking beer – is carried out.
Malaysia’s majority Malays are subject to Islamic laws, while the large Chinese and Indian minorities are not.
Home Minister Hishammuddin Hussein said the punishments had been carried out in a prison outside the capital, Kuala Lumpur, on 9 February.
Full story: BBC News – Malaysia canes three women over extramarital sex