Family name Gradt (Gradt 
) , in the entire world, is a rare cognomen. The cognomen Gradt is habitual in Slovenia, where it is a rare surname, France, and Germany. In absolute terms, the name is most common in France, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Gradt | Canada, United States, Germany, Austria, France |
| peter gradt 15 Jun 1737 Olwisheim - 29 Sep 1811 Olwisheim (b. 1737) |
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| catharina gradt 31 Oct 1758 Olwisheim - 15 Jan 1832 Olwisheim (b. 1758) |
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| johann gradt (b. 1831) |
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| katja gradt (b. 1981) |
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Mr, Alain, Chris, Carri, Brian, Karen, Katia, Katja, Kevin, Debra, Aline, David, Louis, Lydie, James, Jason, Ellen, Erika, Helen, Heinz, Viola, Laren, Alena, Sybil, Scott, Ms, Luc, Ida, Mark, Meta, Mike, Sean, Karl, Paul, Rene, Doug, Lara, John, Joan, Jeff, Ines, Marie, Sarah, Shari, Siegi, Susan, Vesna, and Martin