Gentil may refer to:
People:
- Jean-Paul Alaux, called Gentil, French landscape painter and lithographer
- Émile Gentil, a French colonial administrator
- Guillaume Le Gentil, a French astronomer
- Jean-François Gentil, a French colonial officer
- Joseph Philippe Gentil, Mauritian composer
- Otto Gentil, German sculptor
Places:
- Gentil, Rio Grande do Sul, a municipality in Brazil
- Port-Gentil, a city in Gabon
Other:
- Gentil, a white wine blend from Alsace