Taylor Kinney's brother, Trent Kinney, is his lookalike. They share a close bond, with Trent being the best man at Taylor's wedding in 2012. Trent works in the IT industry and enjoys spending time with his family and dogs. Taylor also has two other brothers, Adam and the late Sean. Taylor's character on "Chicago Fire," Kelly Severide, had a mysterious absence in Season 11 due to an arson case. His wife, Stella, was determined to find him and tensions arise when he returns in Season 12. However, they are committed to making their relationship work.