Birth Name: Spencer Bonaventure Tracy
Date of Birth: April 5, 1900
Place of Birth: Milwaukee, Wisconsin, United States
Date of Death: June 10, 1967
Place of Death: Beverly Hills, California, U.S.
Spencer Tracy was an American actor. He twice won the Academy Award for Best Actor, for Captains Courageous (1937) and Boys Town (1938). He is also known for his roles in Guess Who’s Coming to Dinner, Woman of the Year, and State of the Union, among others.
His father, John Edward Tracy, was of Irish descent. His mother, Caroline/Carrie B. (Brown), was of English ancestry. His parents were born in Freeport, Stephenson, Illinois. Spencer was married to actress Louise Treadwell, until his death. The couple had two children. Spencer’s romantic partner for much of his life, and until his death, was actress Katharine Hepburn.
Spencer’s paternal grandfather was John D. Tracy (the son of John or William Tracy and Catherine Riley). Spencer’s grandfather John was born in Ballynahow, Dunquin, Kerry, Ireland. Spencer’s great-great-grandfather was evidently named Solomon Tracy.
Spencer’s paternal grandmother Mary D. Guhin (the daughter of Timothy Thady Tighe Guhin and Mary Cavanaugh). Spencer’s grandmother Mary was born in Dingle, County Kerry, Ireland.
Spencer’s maternal grandfather was Edward Sands/Silas Brown (the son of Caleb Wescott Brown and Sarah Sands Niles). Edward was born in Buffalo, Erie, New York, to parents from Rhode Island. Caleb was born in Providence, Providence Co.
Spencer’s maternal grandmother was Abigail/Abbie G. Stebbins (the daughter of Sidney Joel Stebbins and Jane Stearns). Abigail was born in Illinois, to parents from New York. Sidney was the son of Joel Stebbins and Abigail Berry. Jane was the daughter of Isaac Stearns and Margaret Clark.
Spencer was a second cousin, three times removed, of actress and singer Gabrielle Christian. Spencer’s paternal great-grandparents, Timothy Thady Tighe Guhin and Mary Cavanaugh, were also Gabrielle’s maternal four times great-grandparents.
Sources: Genealogies of Spencer Tracy – https://www.geni.com