The Fatal Falsehood is a 1779 tragedy by the British writer Hannah More.

[1] It premiered at the Theatre Royal, Covent Garden in London on 7 May 1779.

[2] The original cast included Matthew Clarke as Earl Guilford, William Thomas Lewis as Rivers, his son, Richard Wroughton as Orlando, a young Italian Count, Francis Aickin as Bertrand, Elizabeth Younge as Emmelina and Elizabeth Hartley as Julia.

The prologue was written by Richard Brinsley Sheridan.

[3] This article on a play is a stub.