Family name Cupper (Cupper 
) , across the world, is a rare cognomen. The surname Cupper is habitual in Slovakia, where it is quite a rare surname, Belgium, where it is a rare surname, and Australia. In absolute terms, it is commonest in the United Kingdom, Australia, and the United States. Much less frequently, Cupper is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Cupper | Australia, Argentina, Slovakia, United Kingdom, United States |
| thomas cupper agent, GB (b. 1666) |
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| jean-hubert cupper (b. 1855) |
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| j. cupper (b. 1881) |
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| ralph cupper Organist/Pianist, GB (b. 1954) |
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| robert cupper (d.c.1434) of Great Yarmouth, Norf |
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| richard cupper Peerage person ID=430325 |
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| richard cupper politician |
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| dorothy cupper Peerage person ID=414732 |
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| elizabeth cupper Peerage person ID=635589 |
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| john cupper Peerage person ID=414731 |
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| william cupper Peerage person ID=635590 |
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