Back Leyden CEB Leyden German Leyden Spanish Leyden French Leyden Italian Leyden Polish Leyden (desambiguação) Portuguese Лейден (значения) Russian Leyden Swedish Лейден (значення) Ukrainian
Leyden, or Leiden, is a city and municipality in South Holland, Netherlands.
Leyden or Leiden may also refer to: