Last name Treffert (Treffert 
) , globally, is a rare cognomen. The cognomen Treffert is habitual in Germany, where it is a rare surname, the United States, where it is a very rare surname, and France. Very seldom, Treffert is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Treffert | Canada, Brazil, France, Germany, United States |
| joseph treffert German politician (1883-1963), DE (b. 1883) |
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| darold a. treffert American psychiatrist, US (b. 1932) |
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| peter treffert chess player (b. 1959) |
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| diethild treffert |
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Mr, Sarah, Selma, Scott, Amber, Betty, Boris, Brian, Karan, Kathy, Kevin, Peter, Randi, Ralph, Ronja, Roger, David, Doris, Linda, Lorna, Lynda, Janet, Sally, Faye, Hans, Tina, Amy, Ben, Ray, Jay, Jon, Tom, Tim, Mary, Mike, Sara, James, Sven, Cory, Paul, Ross, Gary, Gina, Leah, John, Joel, Jean, Todd, Chad, and Jamie