Crud or CRUD may refer to:

• Waste, dirt, feces, or something of poor quality
• Create, read, update and delete (CRUD), basic functions of a computer database
• Crud (game), a game played on a billiard table
• CRUD (radio station), a former radio station of Rochdale College in Toronto, Canada
• Crud (band), an American rock band
• "Crud", a song by British rapper Ghetts from his 2021 album Conflict of Interest

• All pages with titles containing Crud