The term prior may refer to:

• Prior (ecclesiastical), the head of a priory (monastery)
• Prior convictions, the life history and previous convictions of a suspect or defendant in a criminal case
• Prior probability, in Bayesian statistics
• Prior knowledge for pattern recognition
• Saint Prior (4th century), an Egyptian hermit and disciple of Anthony the Great
• Prior (surname)
• Prior (Stargate), a fictional race in the television series Stargate
• Prior (brand), a Norwegian brand of eggs and white meat
• Prior, Missouri, a community in the United States
• Prior Norge, a defunct Norwegian egg and white meat processing cooperative

See also[edit]

• A priori and a posteriori, two kinds of logical inference