Two ships of the Royal Navy have been named HMS Marksman. Another was planned but never completed:
HMS Marksman was to have been an . She was projected in 1913, but not ordered. was a launched in 1915 and sold for breaking up in 1921. HMS Marksman was to have been an M-class destroyer. She was damaged while under construction in 1941, was salvaged, renamed and launched in 1942 and was sunk in 1944.