The birth of Mark Sierakowski

Mark Joseph Sierakowski was born on April 10, 1949 in Santa Clara County, California.

His father's last name is Sierakowski, and his mother's maiden name is Olden. If Mark is still alive, he's now years old.

His potential siblings include Stephen (born 1956), Robert (born 1948), Orin (born 1959) and Francis (born 1942).

Name Mark Joseph Sierakowski
Sex male
Birthdate 04/10/1949
Birthplace Santa Clara County, California
Mother's Maiden Name Olden
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