Cognomen Blonder (Blonder 
, Blunder 
) , throughout the world, is a rare last name. The last name Blonder is characteristic of Israel, where it is quite a rare surname, Austria, where it is a rare surname, and Venezuela. Not in comparison with a country's population, it is commonest in the United States, Israel, and Germany. Much less frequently, Blonder is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Blonder | Germany, Israel, Canada, Venezuela, United States |
| Blunder | Germany, Austria, Indonesia, United States, South Africa |
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sasza blonder Polish painter (1909-1949), PL (b. 1909) |
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| moritz blonder holocaust victim, b. 1869-09-15, AT (b. 1869) |
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| leopold blonder Austrian film director and art director, AT (b. 1893) |
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| lola blonder Austrian-born writer (1894-1998), AT (b. 1894) |
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| roger blonder American animator (b. 1967) |
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| benjamin blonder researcher (ORCID 0000-0002-5061-2385) |
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| daryl blonder American actor (1981-2012), US (b. 1981) |
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| blonder engel AT (b. 1988) |
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