he met and fell in love with Julie Hovland, a travel agent from Minnesota. They were married in 1984 and had two children together, Christian and Ariana. Julie and Telly remained married until his death.
Curtis married actor Christopher Guest on December 18, 1984, becoming the Lady Haden-Guest when her husband inherited the Barony of Haden-Guest in 1996, upon the death of his father. The couple have two adopted children (Annie, b. 1986; Thomas b. 1996).