William Unwin Heygate British politician (1825–1902) (1825–1902) Parents Isabella Mackmurdo Sir William Heygate, 1st Baronet Children William Howley Beaumont Heygate Harry Beaumont Heygate Mary Florence Heygate Reginald Beaumont Heygate Siblings Sir Frederick Heygate, 2nd Baronet Robert Henry John Heygate Edward Nicholas Heygate Partners Constance Mary Beaumont