Reginald Brooks-King (27 August 1861 – 19 September 1938) was a Welsh archer. He was born in Dixton, Monmouth, Wales, to James Pearce King and Katherine Bagnall. He won the silver medal in the men's double York round at the 1908 Summer Olympics. Brooks-King shot a 393 in the first round of the competition, held in London. This put him in second place, 10 points behind leader William Dod halfway through the event. On the second day of shooting, Brooks-King hit a 375 to take fourth place on the day but second place overall with 768 points, well behind Dod but 8 points ahead of Henry B. Richardson in third.