He welcomed twins Alexander and Ella with wife Amal Clooney in June.
And George Clooney revealed why they chose classic names for their children, the Daily Mail reported.
The 56-year-old actor said he and his wife "didn't want to have dumb names" for them, according to Paris Match via People.
Adding: "We didn't want to give them one of those ridiculous Hollywood names that don't mean anything."
George told the website that his son and daughter "already have enough difficulty bearing the weight of their celebrity."