Leyden, or Leiden, is a city and municipality in South Holland, Netherlands.

Leyden or Leiden may also refer to:

Places in France

• Lyon, a major French city

Places in the United States

• Leyden, Colorado
• Leyden, Massachusetts
• Leyden, New York
• Leyden, Wisconsin
• Leyden Street, Plymouth, Massachusetts
• Leyden Township, Cook County, Illinois
• Port Leyden, New York, a village partly within the Town of Leyden, New York

People

• John of Leiden (1509–1536), Dutch Anabaptist leader
• Bill Leyden (1917–1970), American television personality
• John Leyden (1775–1811), British orientalist
• Matt Leyden (c.1904–1975), Canadian ice hockey administrator
• Norman Leyden (1917–2014), American conductor, composer and musician
• Ernst Viktor von Leyden (1832–1910), German physician
• Lucas van Leyden (1494–1533), Dutch engraver and painter

Science and medicine

• Leyden jar, a device for storing electric charge invented in 1745
• Leyden papyrus X (P. Leyden X), a 3rd-century papyrus codex written in Greek
• Leiden scale, a temperature scale
• Factor V Leiden, a variant of human factor V that causes a hypercoagulability disorder
• Papyrus Leiden 334, an Egyptian hieratic papyrus made during the Nineteenth Dynasty

Sports

• B.S. Leiden, a basketball club based in Leiden, Netherlands
• ZVL Leiden, a water polo club in Leiden, Netherlands

Other uses

• Leyden cheese, a spiced cheese made in the Netherlands
• Leiden Conventions, an established set of rules, symbols, and brackets used to indicate the condition of an epigraphic or papyrological text in a modern edition
• The Leiden school, a school of thought in linguistics
• Leiden University, Leiden and The Hague, South Holland, Netherlands
• Leyden High School District 212, Cook County, Illinois
• USS Leyden, the name of United States Navy ships

See also

• All pages with titles containing Leiden
• All pages with titles containing Leyden