Cognomen Siitan (Siitan 
, Siitinan 
) , all over the world, is a rare family name. The surname Siitan is habitual in Estonia, where it is quite a rare surname, Finland, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Siitan is the forename as well as the last name.
| karl siitan (b. 1894) |
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toomas siitan Estonian musicologist and conductor, EE (b. 1958) |
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| edgar siitan Estonian cross-country skier (1911-1980), EE (b. 1911) |
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