Cognomen Slinkard (Slinkard 
) , worldwide, is quite a rare surname. The cognomen Slinkard is characteristic of the United States, where it is a rare surname, Canada, where it is a very rare surname, and New Zealand. In absolute terms, this name is the most popular in the United States, Canada, and Venezuela.
| VARIANT | COUNTRY |
|---|---|
| Slinkard | New Zealand, Venezuela, Canada, United States |
| rex slinkard (b. 1887) |
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| katherine slinkard (b. 1908) |
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| mary lou slinkard American politician, US (b. 1943) |
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