Last name Rethwisch (Rethwisch 
) , all over the world, is a rare family name. The last name Rethwisch is characteristic of Germany, where it is a rare surname, the United States, where it is a very rare surname, and New Zealand. Measured by absolute frequency, the name is most common in Germany, the United States, and South Africa. Very seldom, Rethwisch is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rethwisch | Canada, Germany, United States, South Africa, New Zealand |
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karl anton theodor rethwisch DE (b. 1824) |
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| ernst rethwisch actor (1822-1879), DE (b. 1822) |
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| conrad rethwisch German historian (1845-1921), DE (b. 1845) |
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| karl rethwisch (b. 1839) |
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| ernst rethwisch (b. 1852) |
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| johannes rethwisch (b. 1857) |
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haymo rethwisch German entrepreneur and philanthropist, DE (b. 1938) |
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Mr, Karl, Kurt, Kris, Rene, Rich, Ryan, Dana, Dave, Dale, Gage, Greg, Lacy, Lisa, Lora, Luke, John, Jens, Jeff, Todd, Nate, Eric, Cali, Hans, Carl, Adam, Ms, Ann, Kay, Ken, Kim, Liz, Jay, Jon, Eva, Ina, Uwe, Mari, Marc, Mary, Mark, Marx, Mike, Sara, Alex, Anja, Abby, Chad, and Fred