Luke Grimes is a man of many cowboy hats. Besides playing the role of Kayce Dutton on the hit Paramount Network show Yellowstone - and leading the Marshals spinoff - he is also a singer-songwriter, husband and father. The actor has been married to his wife, Brazilian model Bianca Rodrigues Grimes, since November 2019. The two share a son, who was born in October 2024.