In all the world, Klaus-Joachim (Klaus-Joachim 
) is a rare masculine given name. The forename Klaus-Joachim is habitual in Western Europe, particularly Germany, where it is a rare male name. Parts of the name also exists independently as a first name Klaus, and a first name Joachim.
| VARIANT | COUNTRY |
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| Klaus-Joachim | Germany, Spain, South Africa, United States |
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klaus-joachim zülch German neurologist (1910-1988), DE (b. 1910) |
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| klaus-joachim kübler (b. 1924) |
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| klaus-joachim reutter DE (b. 1934) |
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| klaus-joachim schlegel (b. 1935) |
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| klaus-joachim lorenzen-schmidt German archivist and historian (1948-2015), DE (b. 1948) |
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| klaus-joachim ziller DE (b. 1960) |
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| klaus-joachim köhler Dr. rer. nat. Rheinisch-Westfälische Technische Hochschule Aachen 1977 |
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Jens, Gottschalk, Berckemeyer, Lehnhardt, Burfeindt, Burkhardt, Scheffler, Steinhorst, Hantschel, Schiller, Muschner, Hindorf, Lehmann, Roehmer, Poweleit, Althaus, Schmidt, Schaier, Samland, Hemmes, Krauth, Becker, Fiege, Veith, Lange, Pusch, Bauer, Hans, Heidenreich, and Lorenzen-Schmidt