Place of Birth: Brenham, Texas, U.S.
Date of Birth: April 16, 2002
Ethnicity: English, Irish, German, possibly other
Sadie Sink is an American actress. She has co-starred on the show Stranger Things and in the film Eli.
She is the daughter of Lori and Casey Sink.
Sadie’s great-grandparents were Joseph Edward “Joe” Sink and Betty Joyce O’Brien. Joe likely was the son of Joseph E. “Joe” Sink and Nell/Nellie Alma Armstrong. Betty was the daughter of Ernest Eugene O’Brien and Linnie Mae Johnson.
Sadie’s maternal grandfather’s surname is Baughman.
Source: Obituary of Sadie’s paternal great-grandmother, Betty Joyce (O’Brien) Sink – https://www.legacy.com