Martey is a surname. Notable people with the surname include:
Daisy Martey, British singer-songwriter Joe Martey (born 1944), Ghanaian boxer Nathaniel Martey (born 1976), Ghanaian sprinter Robert Martey (born 1984), Ghanaian long jumper Simon Martey (born 1990), Ghanaian footballer Theo Martey (born 1980), Ghanaian-American musician