Chaves is a modern Portuguese and old Spanish word derived from Latin Flaviae (Chávez in Spanish), and may refer to:
- Andia Chaves Fonnegra, Colombian marine biologist
- Avelino Chaves (1931–2021), Spanish footballer
- Bartolomeu Chaves (b. 2001), Brazilian para-athlete
- Esteban Chaves (b. 1990), Colombian cyclist
- Joara Chaves (b. 1962), Brazilian chess player
- Juca Chaves, Brazilian comedian
- Jussara Chaves (b. 1959), Brazilian chess player
- Manuel Chaves González (b. 1945), a Spanish politician
- Manuel Chaves Nogales (c. 1897–1945), a Spanish journalist and writer.
- Manuel Antonio Chaves (c. 1818–1889), a New Mexican soldier and United States Civil War hero
- Maria Amélia Chaves (1911–2017), Portuguese civil engineer
- Michael Chaves, an American filmmaker
- Ñuflo de Chaves (1518–1568), a Spanish conquistador
- Orlando Chaves (disambiguation), multiple people
- Pedro Chaves, former Formula One driver and Portuguese Rally Champion
- Rodrigo Chaves Robles (b. 1961), president of Costa Rica
- Vaimalama Chaves (b. 1994), French model and beauty pageant titleholder