Place of Birth: New York City, New York, U.S.
Date of Birth: May 18, 1992
*75% British Isles [Irish, English], possibly other
*25% Ashkenazi Jewish
Spencer Breslin is an American actor and musician. His sister is actress Abigail Breslin.
Spencer’s father is of half Irish and half Austrian Jewish descent. Spencer’s mother has Irish, English, and possibly other, ancestry.
Spencer’s paternal grandfather was named Charles Patrick Breslin. Charles was Irish.
Spencer’s paternal grandmother was Shirley Seidel (the daughter of Meyer Seidel and Rosie/Rose). Shirley was born in New York, to Austrian Jewish parents. Meyer was the son of Abraham Seidel and Sarah Cohen.
Spencer’s maternal grandfather was Lawrence Alfred Walsh (the son of Lawrence A. Walsh and Mildred H. Duffy). Spencer’s grandfather Lawrence was born in New Jersey. Mildred was the daughter of Joseph Duffy and Maud, who was Irish.
Spencer’s maternal grandmother was Catherine L. Strickler (the daughter of Edward Strickler and Margaret Stafford Britton). Catherine was born in Washington.
Sources: Death record of Spencer’s paternal great-grandfather, Meyer Seidel – https://familysearch.org
Genealogy of Spencer Breslin (focusing on his mother’s side) – https://www.geni.com
Obituary of Spencer’s maternal grandmother, Catherine L. (Strickler) Walsh Blecker – http://www.spokesman.com