He gained acclaim for the show alongside his TV dad,Kevin Costner.
While Grimes' career was taking off, he also met the love of his life.
The"Yellowstone" actor ismarriedto Bianca Rodrigues, and the couple tied the knot in November 2018.

As soon as we parked in Montana, she said, ‘This place, obviously.'"
“I’m a very married person and I love my wife to death,” he said.
“We’ll be together forever.

There’s no way I earn it.
I do my best.
But I’m a flawed big ol' weird-ass man.

She’s the real angel here.”