Nketia is a surname. Notable people with the surname include:
Asiedu Nketia (born 1956), Ghanaian politician Augustine Nketia (born 1970), Ghanaian athlete Edward Osei-Nketia (born 2001), New Zealand sprinter Joseph Hanson Kwabena Nketia (1921–2019), Ghanaian ethnomusicologist and composer