Colonel Evan Henry Llewellyn JP DL (25 February 1847 – 27 February 1914) was a British Army officer and a Conservative politician who sat in the House of Commons between 1885 and 1906.

[1] He served in the British Army, where he was an officer in the 4th (Militia) battalion of the Somersetshire Light Infantry.

Following the outbreak of the Second Boer War in late 1899, he volunteered for active service when the battalion was embodied that December, and left Southampton for South Africa on the SS Kildonan Castle in early March 1900.

He is the great-great-grandfather of David Cameron, who was Prime Minister of the United Kingdom from 2010 to 2016.

This article about a Conservative Member of the Parliament of the United Kingdom representing an English constituency and born in the 1840s is a stub.