Oregano (Origanum vulgare) is an herb commonly used in cooking.

Oregano may also refer to:

Plants[edit]

• Lippia graveolens, Mexican oregano
• Lippia micromera (Spanish thyme), a species in the Lippia genus
• Plectranthus amboinicus, Cuban oregano
• Poliomintha bustamanta (Mexican oregano), in the Poliomintha genus
• Poliomintha longiflora (Mexican oregano), in the Poliomintha genus

Other[edit]

• OREGANO 1973 implementation of ALGOL 68 programming language
• Oregano (software), a program for simulation of electrical circuits
• Oregano (web browser), a web browser
• Oregano oil, an oil extracted from the herb Oregano