Leo's father, who is from South Carolina, is of English and Scots-Irish/Northern Irish ancestry. Leo's mother, who is from California, is of Russian Jewish and Austrian Jewish descent. Leo is a third cousin, twice removed, of Israeli Prime Minister
Benjamin Netanyahu (Leo's maternal great-great-great-grandfather, Jacob Dworsky, was a brother of the prime minister's maternal great-grandmother, Chaia Sorah Dworsky).