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Cognomen Saidin (Saidin
, Сайдин
, Саидин
) , all over the world, is a common last name. The cognomen Saidin is habitual in Malaysia, where it is quite a common surname, Brunei, and North Macedonia, where it is quite a rare surname. In absolute terms, it is commonest in Malaysia, Indonesia, and Kyrgyzstan. Very seldom, Saidin is the forename as well as the last name.