Cognomen Kusian (Kusian 
) , across the world, is a rare surname. The cognomen Kusian is habitual in Germany, where it is a rare surname, the United States, where it is a very rare surname, and Canada, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Germany, the United States, and India. Much less frequently, Kusian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kusian | Germany, Philippines, United States, India, Canada |
| elisabeth kusian DE (b. 1914) |
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| judith kusian German fencer, DE (b. 1995) |
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