Cognomen Loog (Loog 
, لوج 
, 朗格 
) , throughout the world, is quite a rare last name. The last name Loog is characteristic of Estonia, where it is quite a common surname, Sudan, where it is a rare surname, and Latvia. In absolute terms, it is commonest in Estonia, Sudan, and Saudi Arabia. Very seldom, Loog is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Loog | Saudi Arabia, Germany, Estonia, Malaysia, India |
| لوج | Iraq, Sudan |
| 朗格 | China |
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andrew loog oldham English record producer, talent manager, impresario and author, GB (b. 1944) |
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| selma loog (b. 1901) |
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mart loog researcher (ORCID 0000-0003-1330-8453) |
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priit loog Estonian actor, EE (b. 1984) |
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| mart loog (b. 1969) |
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| liisa loog researcher |
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| marco loog researcher |
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| alvar loog (b. 1975) |
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Mr, Tony, Tiiu, Niek, Elis, Hans, Foog, Inge, Udas, Maret, Joke, Märt, Shiva, Awara, Chris, Carla, Betty, Brian, Kalev, Kevin, Piret, Sahib, Joyce, John, Gool, Ms, Mai, Kã, P J, Lee, Lim, Mark, Sady, Saab, Lars, Siim, Aila, Clif, Bart, Bram, Bhai, Kent, Khan, Paul, Ruud, Alex, and Tanha