Elline Marie Asisoff was born Elline Eyermann in Copenhagen, Denmark on August 19, 1895 to Ane Cecile and Frederick Eyermann. Elline Asisoff (nicknamed ‘Line’) made her reputation in Scandinavia working as a painter, illustrator, author and carpenter. She was married to painter Kasro Asisoff (1884-1958) in 1922 and had one child, Per Asisoff (1923-1981). Her books are identified as being by "E.E. Asisoff".

Elline Eyermann Asisoff died on January 1, 1982 in Lyngby, Denmark.