The 1958 Monaco Grand Prix was a Formula One motor race held on 18 May 1958 at Monaco. It was race 2 of 11 in the 1958 World Championship of Drivers and race 2 of 10 in the 1958 International Cup for Formula One Manufacturers. The race was the 16th Monaco Grand Prix and was held over 100 laps of the three kilometre circuit for a total race distance of 314 kilometres.

Circuit de Monaco is a 3.337 km (2.074 mi) street circuit laid out on the city streets of Monte Carlo and La Condamine around the harbour of the Principality of Monaco. It is commonly, and even officially, referred to as "Monte Carlo" because it is largely inside the Monte Carlo neighbourhood of Monaco.