Surname Withnell (Withnell 
) , across the world, is a rare cognomen. The cognomen Withnell is habitual in Australia, where it is a rare surname, the United Kingdom, and New Zealand. In absolute terms, this name is the most popular in Australia, the United Kingdom, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Withnell | United Kingdom, Australia, United States, Canada, France |
|
emma withnell Australian pastoralist, AU (b. 1842) |
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| william john withnell (b. 1825) |
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| robert h. withnell researcher |
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| emily e. withnell white settler in the North-West of the Colony of Western Australia |
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