Surname Giffhorn (Giffhorn 
) , across the world, is a rare cognomen. The surname Giffhorn is habitual in Germany, where it is a rare surname, Brazil, where it is a very rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Giffhorn | Germany, United Kingdom, Mexico, United States, Brazil |
| heinrich giffhorn physician ; affiant in Hostages Trial (NMT 7), DE (b. 1881) |
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| hans giffhorn German university teacher and non-fiction writer, DE (b. 1942) |
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| dennis giffhorn Dr.-Ing. Karlsruher Institut für Technologie (KIT) 2012 |
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| jan giffhorn (b. 1978) |
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Mr, Luis, Lynn, Jake, Jose, John, Jill, Neil, Hans, Ferd, Ilsa, Maria, Megan, Susan, Sonja, Almir, Allan, Algon, Carol, Carin, Cesar, Betty, Lori, Lisa, Leon, Geny, Ms, Ana, Ben, Rui, Les, Jan, Jã, Edy, Uwe, Mark, Karin, Matt, Stan, Sven, Andy, Arno, Caio, Caue, Karl, Rolf, Rene, Rudi, Maja, and Katia