Naika is a feminine given name, possibly derived from Sanskrit nāyikā (नायिका), meaning 'female guide, leader, chief'. It also occurs as a surname.
People with the name include:
- Eliane Rosa Naika (born 1955), Malagasy politician
- Naïka (born 1998), American-born French-Haitian singer
- Naïka Champaïgne, Haitian-Canadian musician
- Naika Foroutan (born 1971), German social scientist
- Nayka Benítez (born 1989), also known as Naika Benítez, Puerto Rican volleyball player