Bob Costas

Birth Name: Robert Quinlan Costas

Place of Birth: New York City, New York, U.S.

Date of Birth: March 22, 1952

*Greek (father)
*Irish, German (mother)

Bob Costas is an American sportscaster.

Bob is the son of Jayne (Quinlan) and John George/Aristedes Costas. He is married to Jill Sutton. He has two children with his first wife, Carole “Randy” Randall Krummenacher.

Bob’s paternal grandparents were Basillos John P. Costas and Elpias Eleni “Helen” J. Efstathiou/Efstathian (the daughter of Spero Efstathiou and Efthemea Koumousis).

Bob’s maternal grandfather was Valentine S. Quinlan (the son of John B. Quinlan and Isadora Frances McIntyre). Valentine was born in New York, to Irish parents. John was born in Knockainey, Co Limerick, the son of Michael Quinlan and Hanora Burns. Isadora was the daughter of Patrick McIntyre and Catherine.

Bob’s maternal grandmother was Frances/Francis Sielinsky/Selinsky (the daughter of Adolph Sielinsky/Selinsky and Mefesta/Viola). Frances was born in New York, to German parents.

Source: Bob’s mother on the 1930 U.S. Census –

image via Joe Seer /


Curious about ethnicity

2 Responses

  1. andrew says:

    German? Sielinsky is a Polish last name

  2. Mena says:

    Hmmm.. he doesnt look very Greek..

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