Henry John Studholme Brownrigg

Admiral SIR Henry John Studholme Brownrigg, K.B.E., C.B., D.S.O. (3 September, 1882 – 24 January, 1943) was an officer in the Royal Navy.

Served in King George V as a Commander as Gunnery Officer until October, 1915 when he was made Executive Officer of HMS Barham. August, 1917 he became Gunnery Commander on the staff of the 1st Cruiser Squadron in Courageous.

He was the creator of the Brownrigg Keyboard used through much of The Great War to mark the range plots of Dreyer tables.