Cognomen Dupke (Dupke 
) , in all the world, is quite a rare family name. The surname Dupke is habitual in Germany, where it is a rare surname, Lithuania, and Austria. In absolute terms, it is the most numerous in Germany, Brazil, and the United States.
| VARIANT | COUNTRY |
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| Dupke | Brazil, United States, Germany, Austria, India |
| lothar dupke German association football player (1951-2013), DE (b. 1951) |
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| mike dupke American musician, US (b. 1974) |
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| nancy j dupke researcher |
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| karla dupke German association football player, DE |
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| johann dupke |
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| michael dupke |
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| renato dupke |
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| hans dupke |
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| heiko dupke |
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Mr, Greg, Lois, Luiz, Jose, John, Jens, Jill, Todd, Timo, Noel, Elsa, Elza, Erna, Fred, Ilma, Olaf, Otto, Upke, Maria, Mario, Marco, Gabi, Gary, Ryan, Ruth, Ms, Ed, Ana, Ben, Bob, Kai, Ken, Kim, Don, Jan, Merry, Uwe, Mark, Mara, Mike, Alek, Anna, Adam, Brad, Bill, Paul, Raul, Mary, and Sarah