Sitniewski Family History & Genealogy
Sitniewski Last Name History & Origin
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Name Origin
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Spellings & Pronunciations
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Nationality & Ethnicity
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Famous People named Sitniewski
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Early Sitniewskis
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Sitniewski Family Members
Sitniewski Family Photos
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Sitniewski Family Tree
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Updated Sitniewski Biographies
Popular Sitniewski Biographies
Sitniewski Death Records & Life Expectancy
The average age of a Sitniewski family member is 48.0 years old according to our database of 2 people with the last name Sitniewski that have a birth and death date listed.
Life Expectancy
Oldest Sitniewskis
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Other Sitniewski Records
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Followers & Sources
