Background
Knatchbull was the second son of Sir Norton Knatchbull, 10th Baronet and his wife Mary Watts-Russell, eldest daughter of Jesse Watts-Russell.
Member of Parliament in the United Kingdom
Knatchbull was the second son of Sir Norton Knatchbull, 10th Baronet and his wife Mary Watts-Russell, eldest daughter of Jesse Watts-Russell.
He was educated at Eton College and worked then as civil servant for the General Post Office.
He entered the British House of Commons in 1875, sitting for East Kent until the following year. Knatchbull was Justice of the Peace for Kent. Knatchbull married, at Christ church, Folkestone, on 18 March 1902, Margaret Elizabeth Taylor, daughter of Charles Taylor and widow of John Dillon Browne.
Their marriage was childless.
21st United Kingdom Parliament.