Last name Siemak (Siemak 
) , in all the world, is a very rare family name. The family name Siemak is habitual in Ireland, where it is a rare surname, Poland, and Canada, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Poland, the United States, and Ireland. More prevalently, Siemak is the forename as well as the last name.
| bob siemak college basketball player (1970–1972) Loyola Marymount |
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