Principal may refer to:

Look up principal or principally in Wiktionary, the free dictionary.

• Principal (academia), the chief executive of a university
  • Principal (education), the head of a school
• Principal (civil service) or principal officer, the senior management level in the UK Civil Service
• Principal dancer, the top rank in ballet
• Principal (music), the top rank in an orchestra

• Principal, Cape Verde, a village
• Principal, Ecuador, a parish

• The Principal (TV series), a 2015 Australian drama series
• The Principal, a 1987 action film
• Principal (music), the lead musician in a section of an orchestra
• Principal photography, the first phase of movie production
• "The Principal", a song on the album K-12 by Melanie Martinez

• Principal (finance) or principal sum, the original amount of a debt or investment on which interest is calculated
  • Principal (bond), the face value of a bond
• Principal Financial Group, a life insurance company

• Principal (computer security), an entity that can be identified and verified
• Principal or diapason, one of the flue pipes on a pipe organ
  • Principal or diapason, a corresponding organ stop on a pipe organ
• Victoria Principal (born 1950), American actress

• Principle (disambiguation), easily confused word
• All pages with titles beginning with Principal
• All pages with titles containing Principal
• All pages with titles beginning with The Principal
• All pages with titles containing The Principal

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