Last name Laubach (Laubach 
) , across the world, is quite a rare cognomen. The family name Laubach is habitual in Luxembourg, where it is quite a rare surname, Germany, and the United States, where it is a rare surname. Measured by absolute frequency, it is the most numerous in the United States, Germany, and France. Very seldom, Laubach is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Laubach | Belgium, Poland, France, United States, Germany |
| benjamin laubach American politician, US (b. 1823) |
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| heinrich wilhelm laubach DE (b. 1835) |
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| frank laubach Canadian band master, CA (b. 1857) |
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fritz laubach German theologian, DE (b. 1926) |
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| frank laubach missionary, US (b. 1884) |
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| heinrich laubach (b. 1895) |
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| heinz laubach German politician, DE (b. 1925) |
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| robert s. laubach (b. 1918) |
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| stephen e. laubach researcher ORCID ID = 0000-0003-2511-9414 (b. 1955) |
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| thomas laubach German author, DE (b. 1964) |
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| hiltraud laubach DE (b. 1955) |
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| thomas laubach German economist, DE (b. 1965) |
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| gerald d. laubach member or fellow of the New York Academy of Medicine |
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| mark laubach American neurobiologist |
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| monika laubach researcher |
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