Mark Cuban is FIRED UP for the Mavericks' hiring of Jason Kidd ... telling TMZ Sports he thinks the dude is "going to be great" for Dallas and its star point guard, Luka Doncic.
The Mavs owner spoke with us in L.A. just hours after making the hire official ... and it ain't hard to tell, Cubes is expecting greatness from his team's new head man.
"I'm excited about it, obviously," the 62-year-old said. "J. Kidd is going to be great for us.