Elvira Madigan, artist name for Hedvig Antoinette Isabella Eleonore Jensen (December 4, 1867 in Flensburg, Schleswig-Holstein in the then Kingdom of Prussia – July 19, 1889 in Nørreskov on Tåsinge, Denmark), was a circus performer (slack rope dancer, artistic rider, juggler and dancer).
Elvira Madigan is today known for her relationship with the Swedish nobleman and cavalry officer Sixten Sparre.
Their joint death caused great sensation and the event was described in song by among others the author Johan Lindström Saxon in a song beginning "Sad things happen", which gained great popularity.