The 1963 Monaco Grand Prix was a Formula One motor race held at Monaco on 26 May 1963. It was race 1 of 10 in both the 1963 World Championship of Drivers and the 1963 International Cup for Formula One Manufacturers. The 100-lap race was won by British driver Graham Hill driving a BRM P57 after Jim Clark retired from the lead with a broken gearbox on lap 78.