Surname Scadden (Scadden 
) , throughout the world, is a rare last name. The family name Scadden is characteristic of New Zealand, where it is a rare surname, Australia, and the United Kingdom. In absolute terms, it is commonest in the United States, the United Kingdom, and Australia.
| VARIANT | COUNTRY |
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| Scadden | United Kingdom, Australia, Belgium, United States, New Zealand |
| caroline scadden (1846-1894) (b. 1846) |
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richard scadden New Zealander who received QSM for services to the community in June 2020, NZ |
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| lawrence a. scadden American scientist, US (b. 1939) |
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| david t scadden stem cell researcher |
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