Marta or Martha García may refer to:
- Marta García (runner) (born 1998), Spanish middle- and long-distance runner
- Marta García (dancer) (1949–2017), Cuban ballet dancer
- Marta García (skater) (born 1993), Spanish figure skater
- Marta García (racing driver) (born 2000), Spanish racing driver
- Marta García Martín (born 2000), Spanish chess player
- Martha García (born 1965), Mexican rower
- Martha García Müller (born 1946), Mexican politician
- Martha Garcia (politician), American politician
- Marta Estevez Garcia (born 1997), Luxembourgish footballer
- Marta Linares García (born 1986), Spanish rhythmic gymnast