Pyl (disambiguation)

Pyrrolysine, or Pyl, is a naturally occurring, genetically coded amino acid.

Pyl or PYL may also refer to:
 * Jean Vander Pyl (1919–1999), US actress
 * Pyl Brook, London, England
 * PYL Younique Volume 1, a Korean album
 * Fatherland and Liberty Nationalist Front (Spanish: Patria y Libertad), Chile
 * PYR1-like, a kind of abscisic acid receptor genes