Birth Name: Zachary Pym Williams
Place of Birth: San Francisco, California, United States
Date of Birth: April 11, 1983
*father – English, Welsh, Irish, Scottish, German, French
*mother – Italian, Swedish
Zak Williams is the son of actress and dancer Valerie Velardi and comedian, actor, director, producer, writer, and singer Robin Williams (Robin McLaurin Williams). His half-sister is actress Zelda Williams.
Zak’s paternal great-great-great-grandfather, Anselm Joseph McLaurin, was a Senator from Mississippi and a Governor of Mississippi.
Zak’s paternal grandfather was Robert Fitzgerald Williams (the son of Robert R. Williams and Ellanora/Ollana E. Fitzgerald). Zak’s grandfather Robert was born in Indiana. Zak’s great-grandfather Robert was the son of Haywood Ross Williams and Mary Elizabeth Riley. Ellanora was the daughter of Joseph J. Fitzgerald and Sarah M. Whitlon.
Zak’s paternal grandmother was Laura McLaurin Janin (the daughter of Robert Amistead Janin and Laura McLaurin Berry). Zak’s grandmother Laura was born in Mississippi. Robert was the son of Herbert Lawrence Janin and Julia Louisa/Louise Fassmann. Zak’s great-grandmother Laura was the daughter of John Pleasant Berry and Stella May McLaurin. Zak’s grandmother Laura later took on the surname of her own stepfather, Robert Forrest Smith.
Zak’s maternal grandfather was Leonard D. Velardi (the son of Nicholas Velardi and Jennie C. Ruotolo). Leonard was born in Connecticut. Nicholas was Italian, and was born in San Lorenzello, Benevento, Campania, the son of Liberato Veraldi and Maria Ricciardi. Jennie was the daughter of Francesco Ruotolo, who was born in Naples, Campania, Italy, and of Rose Rosina Fernino, who was born in New York, of Italian descent.
Zak’s maternal grandmother was named Lorraine Anderson.
Sources: Notes on Zak’s father’s ancestry – http://vita-brevis.org
Zak’s paternal grandfather, Robert Fitzgerald Williams, on the 1910 U.S. Census – https://www.familysearch.org
Genealogy of Zak’s father (focusing on his own mother’s side) – http://worldconnect.rootsweb.ancestry.com
Marriage record of Zak’s paternal great-grandparents, Robert R. Williams and Ellanora/Ollana E. Fitzgerald – https://familysearch.org
Genealogy of Zak’s paternal great-grandfather, Robert Amistead Janin (through Robert’s brother) (focusing on his own father’s side) – http://worldconnect.rootsweb.ancestry.com
Article about Zak’s paternal great-great-great-grandfather, Governor and Senator Anselm J. McLaurin – http://mshistory.k12.ms.us
Zak’s maternal grandfather, Leonard D. Velardi, on the 1930 U.S. Census – https://www.familysearch.org
Obituary of Zak’s maternal grandfather, Leonard D. Velardi – https://www.familysearch.org