John Dutton III (Costner) is the patriarch of “Yellowstone.” It’s unclear who his mother is, but his father is John Dutton II. His wife, Evelyn (Gretchen Mol), died in 1997.

Kevin Costner, Kelly Reilly, Wes Bentley in “Yellowstone.” ©Paramount Network/courtesy Everett Collection “John Dutton deserved to go out like a gladiator, not a victim. Completely undoes ...

The Dutton patriarch was found dead of a fatal gunshot wound. His death was initially believed to be a suicide but it's revealed that John was killed in a murder-for-hire scheme that Sarah Atwood ...