Family name Slappy (Slappy 
, سلابي) , around the world, is a rare cognomen. The surname Slappy is characteristic of Northern America, particularly the United States, where it is a rare surname, and Canada, where it is an extremely rare surname. Very seldom, Slappy is the forename as well as the last name.
| jimmy slappy college basketball player (1977–1977) Tennessee Tech |
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| larry slappy college basketball player (1974–1974) Ohio |
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| don slappy college basketball player (1977–1977) American |
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| larry slappy college basketball player (1976–1977) Richmond |
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| ken slappy college basketball player (1974–1977) Saint Peter's |
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