Oda Nielsen was born on August 7, 1851 in Liepaja, Latvia as Oda Laurenze Helmine Larssen. She was an actress, known for Hvem er hun? (1910), Massösens offer (1910) and Tyven (1910). She was married to Martinius Nielsen and Jens Petersen. She died on September 11, 1936 in Skodsborg, Denmark.