Madame X is a 1908 stage play with numerous adaptations.

Madame X or Madam X may also refer to:

Film

• Madame X (1916 film), starring Dorothy Donnelly
• Madame X (1920 film), starring Pauline Frederick
• Madame X (1929 film), starring Ruth Chatterton
• Madame X (1937 film), starring Gladys George
• Madame X (1952 film), starring Gloria Romero
• Madame X (1954 film), a Greek drama film
• Madame X (1955 film), a Mexican drama film
• Madame X (1966 film), starring Lana Turner
• Madame X: An Absolute Ruler, 1978 German fantasy film directed by Ulrike Ottinger
• Madame X (1981 film), starring Tuesday Weld
• Madam X (1994 film), starring Rekha
• Madame X (2000 film), starring Ina Raymundo
• Madame X (2021 film), a documentary film about Madonna's Madame X Tour

Music

• Madam X (band), an American rock group formed in 1982
• Madame X (album), 2019 release by Madonna
  • Madame X Tour, associated concert tour

Other uses

• Madame X, a character played by Anne Brochet in The Story of Marie and Julien
• Madame X (device), a bombe cryptanalyser used by the US Army during World War II
• Madame Xanadu, a 2012 comic called "Madame X" which featured this character under DC's "National Comics" imprint
• "Madame X", internal code name for the Pontiac Phantom concept car
• Madame X, a nickname of American singer Madonna, given by Martha Graham
• Madame X, a nickname for Agnes Meyer Driscoll, an 20th-century American cryptanalyst.
• Limeslade Mystery, also known as the Madame X Mystery

See also

• The Trial of Madame X, 1948 film
• The Strange Madame X, 1951 film
• Portrait of Madame X, an 1884 portrait of Virginie Amélie Avegno Gautreau by John Singer Sargent
• Miss X (disambiguation)
• Lady X (disambiguation)
• Mister X (disambiguation)