Maquis or macchia is a type of high ground in Corsica covered in thick vegetation. The name has been adopted by a variety of guerrilla movements in francophone countries.
Maquis may also refer to:
- Maquis (World War II), predominantly rural guerrilla bands of the French Resistance
- Spanish Maquis, guerrillas who resisted the Francisco Franco regime in the aftermath of the Spanish Civil War
- Maquis (Star Trek), anti-Cardassian resistance movement in the fictional Star Trek universe
- "The Maquis", second-season episode of Star Trek: Deep Space Nine that introduced the above group
- Maquis shrubland, a biome in Mediterranean countries