Cognomen Landeck (Landeck 
) , in the entire world, is quite a rare family name. The last name Landeck is characteristic of Germany, where it is quite a rare surname, Portugal, where it is a rare surname, and Austria. Not in comparison with a country's population, it is commonest in Germany, the United States, and Portugal. Much less frequently, Landeck is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Landeck | Germany, Portugal, Austria, United States, Democratic Republic of the Congo |
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konrad von landeck CH (b. 1300) |
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| anna lukretia nekesch von landeck (b. 1550) |
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| johann carl landeck DE (b. 1636) |
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| gottfried landeck German officer, PL (b. 1740) |
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| ben landeck British playwright (b. 1864) |
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| leo landeck holocaust victim, b. 1866-09-07, CZ (b. 1866) |
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| siginde landeck holocaust victim, b. 1867-01-27, DE (b. 1867) |
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| jenny landeck holocaust victim, b. 1868-09-20, CZ (b. 1868) |
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| ascher landeck holocaust victim, b. 1872-12-20 (b. 1872) |
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| ernestine landeck holocaust victim, b. 1873-01-08 (b. 1873) |
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| martin landeck holocaust victim, b. 1887-10-07, PL (b. 1887) |
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| hedwig landeck holocaust victim, b. 1888-02-08 (b. 1888) |
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| armin landeck American printmaker and educator, US (b. 1905) |
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| eva landeck Argentine film director, AR (b. 1922) |
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| yvonne landeck DE (b. 1948) |
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