Mary Champion de Crespigny (née Clarke; c. 1749 – 12 July 1812) was an English novelist and letter writer.
[1] She married Sir Claude Champion de Crespigny, 1st Baronet.
[2] William was educated at Eton College and Trinity Hall, Cambridge[2] and was MP for Southampton 1818–1826.
[1] Around 1780, Mary Champion de Crespigny wrote a series of letters to her son, William, then aged 15.
These were published as Letters of Advice from a Mother to her Son in 1803 and were dedicated to John Moore, the Archbishop of Canterbury.