Cognomen Stonkus (Stonkus 
) , all over the world, is quite a rare last name. The last name Stonkus is habitual in Northern Europe, particularly Lithuania, where it is quite a common surname, Latvia, where it is quite a rare surname, and Estonia, where it is a rare surname. Measured by absolute frequency, it is commonest in Lithuania, the United States, and Latvia. Much less frequently, Stonkus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Stonkus | Canada, Lithuania, Poland, United States, Latvia |
| povilas stonkus Lithuanian Righteous Among the Nations, LT (b. 1888) |
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| aloyzas stonkus (b. 1931) |
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mantas stonkus LT (b. 1987) |
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| dan stonkus college basketball player (2007–2010) NJIT |
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| laurynas stonkus (b. 1992) |
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Mr, Matas, Alexa, Algis, Arnas, Aidas, Brian, Bryan, Kathy, Katie, Edas, Keith, Rokas, Devin, Danny, David, Diana, Donna, Doris, Gytis, Linda, Romas, Linas, Noah, Toms, Ms, Sam, Ben, Kay, Don, Joe, Jim, Mary, Mark, Tony, Matt, Mike, Sean, Alex, Arny, Paul, Rasa, Dana, Lisa, John, Mira, and Lukas