Waldorf can have the following meanings:

People

• William Waldorf Astor, 1st Viscount Astor (1848–1919), financier and statesman
• Waldorf Astor, 2nd Viscount Astor (1879–1952), businessman and politician
• Pappy Waldorf (1902–1981), 1966 College Football Hall of Fame inductee as a coach

Communities

Germany

• Waldorf, Rhineland-Palatinate
• Waldorf, a district in the town of Bornheim (Rheinland), North Rhine-Westphalia
• Walldorf, a town in Baden-Württemberg

United States

• Waldorf, Maryland
• Waldorf, Minnesota

Hotels and restaurants

• Waldorf Hotel (disambiguation), hotels named Waldorf
  • Waldorf–Astoria (1893–1929), the original Waldorf Astoria in New York
  • Waldorf Astoria New York, in New York
  • Waldorf–Astoria (disambiguation), other Waldorf-Astorias
  • The Waldorf Hilton, London
• Waldorf Astoria Hotels & Resorts, a luxury hotel brand
• Waldorf System or Waldorf Lunch, a chain of lunch rooms (1903-1970s)

Education

• Waldorf education, an educational philosophy
• Waldorf College, Forest City, Iowa, United States

Entertainment and culture

• Waldorf Music, manufacturer of music synthesizers in Germany
• Waldorf (novel), by James Goldman
• Waldorf salad, made with apples and nuts
• Novello Theatre, theatre located in City of Westminster, England that was originally named the Waldorf Theatre