Richard Slater Milnes

Richard Slater Milnes (December 1759 – 2 June 1804) was an English heir, landowner and politician. The heir to a cloth fortune, he served in the British Parliament, where he championed the abolitionist cause.

Early life
Richard Slater Milnes was born in December 1759 to Robert Milnes, a Presbyterian cloth merchant, who he succeeded in 1771. His mother, Joyce, was the daughter of Adam Slater. Milnes graduated from the University of Glasgow in Scotland in 1775.

Career
Milnes was a country gentleman at his Fryston Hall estate in Yorkshire. He served as a Member of Parliament for the City of York in the House of Commons of Great Britain from 1784 to 1790. During his tenure, he gave a speech in favour of the abolition of the slave trade and was a supporter of William Pitt the Younger.

Personal life
Milnes married Rachel, the daughter of Hans Busk, and had 2 sons and 7 daughters. They resided at Fryston Hall.

Death
Milnes died on 2 June 1804. He was succeeded by his eldest son Robert Pemberton Milnes who also became an MP.