Cognomen Demler (Demler 
) , across the world, is quite a rare family name. The cognomen Demler is habitual in New Zealand, where it is a rare surname, Germany, and the United States. In absolute terms, it is the most numerous in the United States, Germany, and Canada. Very seldom, Demler is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Demler | Germany, Canada, Philippines, New Zealand, United States |
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anastasius demler German jurist and university teacher (1520-1591), DE (b. 1520) |
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| jacob friedrich wilhelm demler (b. 1768) |
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| uschi demler German association football player, DE (b. 1950) |
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| maryalice demler American journalist, US (b. 1964) |
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| simon demler, bürgermeister in calw 6 May 1519 Calw - 9 Aug 1599 Calw |
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| olga demler researcher |
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| hannah j demler researcher (ORCID 0000-0003-3508-9554) |
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| michael demler |
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