Last name Rounsaville (Rounsaville 
) , around the world, is a rare surname. The cognomen Rounsaville is habitual in the United States, where it is a rare surname, Canada, where it is a very rare surname, and Venezuela, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rounsaville | Venezuela, Canada, United States |
| henry e. rounsaville (b. 1818) |
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| gene rounsaville American baseball player, US (b. 1944) |
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| bruce j rounsaville researcher |
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