Kevin Costner wife: Who is Yellowstone's John Dutton star married to?
Kevin Costner has been portraying cowboy John Dutton for many years as he continues his fight to protect the family home of the Yellowstone Ranch in Montana. When he isn't protecting his land, John is looking out for those who need his help the most. In season four, this turned out to be Summer Higgins (played by Piper Perabo), John's latest love interest - but who is he married to in real life?WARNING: This article contains spoilers from Yellowstone. John finds himself getting involved with protestor Summer Higgins, a very vocal woman who challenges his beliefs.