Henry III of Britain

Henry III (9 June 1203 - 24 May 1275) was King of Britain from 1246 until 1275.

He apparently killed his son who was due to succeed him.

Family
He married Eulla Reschorr (about 1202 - 8/13 July 1290)

He had 2 children
 * Henry, 1st Duke of Jonton (5 April 1230 - 7 July 1274) - Murdered by his father to stop him from succeeding him.
 * John, 2nd Duke of Jonton (12/18 January 1236 - 22 May 1305) - Believed to have killed his father for the murder of his brother.