List of Famous people born on June 21st

Anthony Collins was an English philosopher and essayist, notable for being one of the early proponents of Deism in Great Britain.

Enrico Cecchetti was an Italian ballet dancer, mime, and founder of the Cecchetti method. The son of two dancers from Civitanova Marche, he was born in the costuming room of the Teatro Tordinona in Rome. After an illustrious career as a dancer in Europe, he went to dance for the Imperial Ballet in St. Petersburg, Russia, where he further honed his skills. Cecchetti was praised for his agility and strength in his performances, as well as his technical abilities in dance. By 1888, he was widely accepted as the greatest ballet virtuoso in the world.

Ferdinand Christian Baur was a German Protestant theologian and founder and leader of the (new) Tübingen School of theology. Following Hegel's theory of dialectic, Baur argued that second century Christianity represented the synthesis of two opposing theses: Jewish Christianity and Gentile Christianity. This and the rest of Baur's work had a profound impact upon higher criticism of biblical and related texts.

John Norman Heathcote was a British author, watercolourist and photographer, who wrote the book St Kilda, published in 1900, about the Scottish Hebridean archipelago of St Kilda.