Lourdes is a town in southern France.

It may also refer to:

• Sanctuary of Our Lady of Lourdes, often referred to simply as "Lourdes", a site of religious pilgrimage in the town of Lourdes in France, reputed to heal the sick
  • Our Lady of Lourdes
  • Lourdes apparitions
  • Lourdes water
• Lourdes, São Paulo, Brazil
• Lourdes, Norte de Santander, Colombia
• Lourdes, Newfoundland and Labrador, Canada
• Lourdes, Paraguay
• Notre-Dame-de-Lourdes, Manitoba, Canada
• Nossa Senhora de Lourdes, Sergipe, Brazil

• Rochester Lourdes High School, in Rochester, Minnesota
• Lourdes High School (Oshkosh, Wisconsin) in Oshkosh, Wisconsin
• Lourdes High School, Kalyan, India
• Lourdes University in Sylvania, Ohio

• Lourdes SIGINT Station, Cuba
• Lourdes Stadium, a stadium in Drogheda, Republic of Ireland

• Lourdes, the title of an 1894 novel by the French writer Émile Zola
• Lourdes, the title of a 1914 book by Robert Hugh Benson
• Lourdes (2009 film), a film directed by Jessica Hausner
• Lourdes (2019 film), a documentary

• Lourdes (given name)

• Lourde (disambiguation)
• "Lou-erds", the Leeward Islands adjacent the Caribbean