Cheech or The Cheech may refer to:

• Cheech Marin (born 1946), American stand-up comedian and actor
• Cheech, professional wrestler, part of The Miracle Ultraviolence Connection
• Frank DeCicco, aka Frankie Cheech

• Cheech, a character in the Broadway musical Bullets over Broadway
• Cheech (film), a 2006 Canadian comedy-drama film
• Cheech Wizard, an American Underground Comix character
• The Cheech, an alternate name for The Cheech Marin Center for Chicano Art, Culture & Industry of the Riverside Art Museum
• The Cheech, a 2019 film about the development of The Cheech Marin Center

• Cheech & Chong, the comedy duo
• Keech (disambiguation), surname