Ajay Devgn married actress Kajol on 24 February 1999 in a private ceremony at his family home in Mumbai. The couple met while working on Gundaraj (1995) and have since acted together in films such as Ishq, Pyaar To Hona Hi Tha, Dil Kya Kare, U Me Aur Hum and Tanhaji. They have two children.
His father, action director Veeru Devgan, died in May 2019. Devgn is known for keeping a low public profile and is a frequent collaborator of director Rohit Shetty.