Kishore Kumar was married to Ruma Guha Thakurta (1950-58), Madhubala (1960-69), Yogeeta Bali (1975-78) and Leena Chandavarkar (1980-87) [REF].
If Rattan Bai from their extended family network is ignored, Ashok Kumar was the first person in the family to go into the film industry.