PLA may also mean:

  • Pamela Anderson, a Canadian actress, sex symbol and glamour model.
  • The Playboy Enterprises stock symbol
  • The ProLife Alliance, a minor political party in the United Kingdom
  • Peace, Love and Anarchy
  • Podvodnaya Lodka Atomnaya, the Russian designation for a nuclear-propelled attack submarine (Western equivalent: SSN)
  • Title of song by Robert Wyatt
  • Professional Landscape Architect- a landscape architect who is licensed or registered in a certain state may use the PLA acronym after their name in business communications.