George Clooney’s maternal four times great-grandmother, Mary Ann Sparrow, was the half-sister of Nancy Hanks (Nancy Hanks was the mother of President Abraham Lincoln).Clooney has an older sister, Adelia (commonly known as Ada); his cousins include actors Miguel and Rafael Ferrer, who are the sons of his aunt, singer Rosemary Clooney, and actor José Ferrer. He is also related to another singer,Debby Boone, who married his cousin Gabriel Ferrer (son of José Ferrer and Rosemary Clooney).
