Mr. Horner was 82, and had a long career that also included company managing such productions as Damn Yankees (1955) and Goldilocks (1958). With Lester Osterman, Jr., he was a partner in Coronet Theatre Corporation, which owned and operated the former Helen Hayes and Morosco theatres on Broadway; the houses were razed to make way for hotel construction in the early 1980s. Among Tony Award-nominated works he produced were Butley, A Life and the musical, High Spirits. As a general manager, he operated Richard Horner Associates, and was general manager of The American Shakespeare Theatre as well as many Broadway shows, from The Crucifer of Blood to Da to Harold and Maude.
Mr. Horner was born in Portland, OR, and graduated from the University of Washington at Seattle. Survivors include wife Lynne Stuart, sons Lindsey and Randall, daughters Robin and Anne, a sister and three grandchildren.