Surname Summerill (Summerill 
) , worldwide, is a rare family name. The family name Summerill is habitual in the United Kingdom, where it is a rare surname, Australia, and New Zealand. In absolute terms, it is commonest in the United Kingdom, the United States, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Summerill | United Kingdom, New Zealand, Australia, United States |
| john m. summerill, jr. American politician, US (b. 1898) |
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| phil summerill English footballer (born 1947), GB (b. 1947) |
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