Really Hopes Diddy Will Be NFL Owner

New England Patriots owner Robert Kraft says he's still very serious about getting Diddy into the NFL owner's fraternity ... telling TMZ Sports he really likes the hip hop mogul.

Remember, Kraft was a big support or Diddy when he made a push to buy the Carolina Panthers back in 2017. The team was ultimately sold to hedge fund manager David Tepper.

So, when we saw Kraft at Michael Rubin's Fantic Party in ATL on Saturday night, we asked if he thinks Diddy will ever actually accomplish his goal of buying an NFL team.

"I hope so," Kraft told us ... "I'm a big fan of his."

We saw Diddy later on that night and asked how he felt abo

We then got Diddy a few hours later at Magic City and asked about the…