David Hyde Pierce (born 3 April 1959) is an American actor and director. He is best known for playing psychiatrist Dr. Niles Crane in the NBC sitcom Frasier, for which he won four Primetime Emmy Awards for Outstanding Supporting Actor in a Comedy Series during the show's run. Pierce has played supporting roles in many films, including Little Man Tate, The Fisher King, Sleepless in Seattle, A Bug's Life, Osmosis Jones, Wet Hot American Summer, and Oliver Stone's Nixon.
Pierce has also had a successful career on stage. His Broadway roles include Sir Robin in Spamalot, Vanya in Vanya and Sonia and Masha and Spike and Horace Vandergelder in Hello, Dolly! He won the 2007 Tony Award for Best Performance by a Leading Actor in a Musical for his performance in Curtains. In 2015, he directed the Broadway musical It Shoulda Been You.