John Sowdon (died 1789) was an Irish stage actor, singer and theater manager in the eighteenth century.
[1] He is likely to have made his London stage debut at Covent Garden as Pierce in Venice Preserved on 4 December 1747.
Sowdon was then employed at the Smock Alley Theatre, Ireland's leading playhouse, in Dublin.
[3] He briefly co-managed the theatre with Benjamin Victor after Thomas Sheridan left for England, and was primarily known for playing Othello at the time.
[1] In 1758 he sold his share in Smock Alley to Spranger Barry and appeared at the Crow Street Theatre.