Last name Слэйд (Slade 
, Слэйд) , around the globe, is a common cognomen. The surname Слэйд is habitual in Isle of Man, where it is quite a common surname, the United Kingdom, and New Zealand, where it is quite a rare surname. Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Australia. Very seldom, Слэйд is the forename as well as the last name.