Family name Lak (Lak 
, ลักษณ์ 
, Lack 
) , around the globe, is a common last name. The last name Lak is characteristic of Algeria, where it is quite a common surname, Switzerland, where it is quite a rare surname, and Iraq. Measured by absolute frequency, the name is most common in Algeria, Iraq, and the United States. Much less frequently, Lak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lak | Myanmar, Morocco, United States, Iraq, Algeria |
| ลักษณ์ | Thailand |
| Lack | Myanmar, Morocco, Egypt, United States, India |
| لاك | Iraq, Egypt |
Lac, Laca, Lacca, Lacmus, Lacre, Lagen, Lakan, Lakana, Lake, Laken, Lakken, Lakmus, Laque, Laķ, Leak, Làk, Làķ, Lák, Lâk, Lâķ, Lãk, Lāk, Lāķ, Lăk, Ląk, Lặk, Ĺàķ, Ĺáķ, Ĺâķ, Ĺãķ, Ĺăķ, Ľak, Ľãķ, Ľąķ, Łak, Łaķ, Łàk, Łàķ, Łáķ, Łâk, Łâķ, Łãk, Łãķ, Łāk, Łāķ, Łăk, Łăķ, Łąk, Łąķ, Лак, לאך, לאק, لةك, لىك, ลัก, ลักษ์, ลัคน์, ลาก, หลัก, เล๊ก, လက္, လက္း, လက္္, လက်, းလက္, ឡាក, ឡាក់, ラキ, ラク, 啦克, 拉克, and 腊克
| efraim lak Victim of the Holocaust, PL (b. 1904) |
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| béda lak CZ (b. 1896) |
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| ghulam dastagir lak politician (b. 1940) |
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| peter lak American soccer player, US (b. 1973) |
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| hassan lak researcher |
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| behnam lak Iranian biologist, IR |
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| marzieh lak researcher |
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| aidin lak researcher (ORCID 0000-0001-5752-6896) |
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| azadeh lak researcher (ORCID 0000-0001-8475-1781) |
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| vincent lak researcher |
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| majok dau chol lak South Sudanese politician |
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| mehdi ghanbarzadeh lak researcher |
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| yalda salari lak researcher |
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| aidin lak researcher (ORCID 0000-0003-1219-2866) |
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| kathleen lak researcher |
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