Kayce Dutton is a fictional character from the television series Yellowstone, created by Taylor Sheridan. He is portrayed by actor Luke Grimes. Kayce is the son of John Dutton, the owner of the Dutton family ranch, and he often finds himself torn between his family's legacy and his own personal beliefs. Throughout the series, Kayce struggles with his identity and the responsibilities that come with being a Dutton. He has a complex relationship with his father and siblings, and his character often faces moral dilemmas that challenge his loyalty to the family and the land they protect.