Grohl who is married to wife Jordan Blum, has three daughters Violet, Harper and Ophelia with her.
However, He has revealed that he has become a dad to a baby girl outside his wedlock.
Taking to social media, Grohl has said that he is “doing everything I can to regain the trust” of his family.
“I’ve recently become the father of a new baby daughter, born outside of my marriage. I plan to be a loving and supportive parent to her”, he said. “I love my wife and my children, and I am doing everything I can to regain their trust and earn their forgiveness. We’re grateful for your consideration toward all the children involved, as we move forward together”.
Following this, Grohl's daughters Violet and Harper have since deactivated their Instagram accounts.
Violet has also toured with Foo Fighters, including featuring on their 2023 track, ‘Show Me’ How from their album, ‘But Here We Are’.