If he is he is on the other side of the aisle from his father. Charles Dolan the founder of Cablevision contributed to Trump campaign in 2020 according to Wikipedia.
His brother Larry Dolan and nephew Paul Dolan own the Cleveland Indians.. who went woke and renamed the team ‘The Guardians.... ‘
I was trying to look him up...but I couldn’t find him. I was a CATV “Executive” (on a regional basis, not national) and all of the “Owners” tended to be Libs. It would not shock me if it was him.
Wrong Charles Dolan.