David Allen Ogden Stiers ( STY-ərz; October 31, 1942 – March 3, 2018) was an American actor and conductor. He appeared in numerous productions on Broadway, and originated the role of Feldman in The Magic Show, in 1974.

In 1977, Stiers was cast as Major Charles Emerson Winchester III, MD, on the television series M*A*S*H, a role he portrayed until the series' conclusion in 1983, and which earned him two Emmy Award nominations. He appeared prominently in the 1980s in the role of District Attorney Michael Reston in several Perry Mason television films, and voiced a number of Disney characters, including Cogsworth in 1991's Beauty and the Beast, Governor Ratcliffe and Wiggins in 1995's Pocahontas, and Dr. Jumba Jookiba in the Lilo & Stitch franchise. He also voiced Kamaji in the English-language version of Spirited Away (2001). He appeared in television again on the supernatural drama series The Dead Zone as Reverend Gene Purdy, a role he portrayed from 2002 to 2007.

He joined the cast of Stargate: Atlantis in its third season as Oberoth, leader of the human-form replicators.

Stiers continued to contribute voice work for films and television productions in his later years, narrating M. Night Shyamalan's Lady in the Water (2006) and having a recurring role on the animated series Regular Show. Stiers spent his later years as a conductor of the Newport Symphony Orchestra.