Otomar Krejča (23 November 1921 – 6 November 2009) was a Czech theatre director and dissident. Krejča was born in Skrýšov (now part of Pelhřimov), Czechoslovakia, on 23 November 1921. In 1956, he became a member of the Prague National Theater as an actor, and later a theater director at the landmark theater, which had opened in Prague in 1881. He co-founded the Za Branou Theater (Divadlo za branou: 'Theatre Behind the Gate') in Prague in 1965. Otomar Krejča died in Prague on 6 November 2009, at the age of 87.