Surname Haerlin (Haerlin 
) , all over the world, is a very rare last name. The cognomen Haerlin is habitual in Germany, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Haerlin | Germany, United States |
| samuel benjamin haerlin (b. 1786) |
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| friedrich haerlin German Hotelier; Founder of the Vier Jahreszeiten hotel in Hamburg, DE (b. 1857) |
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| wilhelm haerlin German artist, DE (b. 1906) |
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| august fr... haerlin |
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