George Clooney is of Irish, German, and English ancestry.
His background comprises a blend of diverse European heritage, which can be summarized as follows:
| Ancestry Type | Description |
|---|---|
| Irish | Part of his paternal and/or maternal lineage |
| German | Contributes to his ethnic roots |
| English | An additional component of his ancestry |
Beyond his specific ethnic origins, George Clooney's family tree also includes interesting connections:
- Relationship to President Abraham Lincoln: George Clooney is related to the 16th U.S. President. His maternal fourth great-grandmother, Mary Ann Sparrow, was the half-sister of Nancy Lincoln, President Lincoln's mother. This familial link makes Clooney and President Lincoln half-first cousins five times removed.
- Sibling: He has an older sister named Adelia, who is commonly known by her nickname, Ada.
