Birth Name: Kathryn McKinnon Berthold
Place of Birth: Sea Cliff, New York, U.S.
Date of Birth: January 6, 1984
Ethnicity: German, Swiss-German, Scottish, possibly other
Kate McKinnon is an American actress and comedian. She is a cast member on the show Saturday Night Live.
Kate is the daughter of Laura Campbell and Michael Thomas Berthold.
Kate’s paternal grandfather is William K./H. Berthold (the son of Herman Berthold and Anna Sieferman). William was born in New York. Herman was German. Anna was born in New York, the daughter of German parents, Herrmann Siefermann and Anna Herrlich, and was raised by relatives, William Sieferman and Agnes.
Kate’s paternal grandmother was Evelyn Frances Sickinger/Siekinger (the daughter of Joseph Sickinger and Julia Susslin). Evelyn was born in New York, to a father from Baden, Germany, and a mother who was Swiss, of Swiss-German descent. Joseph was the son of Reinhold Sickinger and Maria Schreok. Julia was the daughter of Matt/May Susslin and Eva Gaulglir.
Sources: Genealogy of Kate McKinnon (focusing on her father’s side) – https://www.geni.com
Kate’s paternal grandmother, Evelyn Frances Sickinger/Siekinger, on the 1920 U.S. Census – https://familysearch.org
Evelyn Frances Sickinger/Siekinger on the 1930 U.S. Census – https://familysearch.org
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