She studied for the stage under the tutelage of Siri von Essen the wife of playwright and novelist, August Strindberg.

For the next six years appeared in Sweden, Finland and Germany in plays by William Shakespeare, Leo Tolstoy, Gerhart Hauptmann and Ludwig Fulda.

In 1912 theatrical producer Charles Frohman brought Hedman to America and she shared the stage with John Drew.

She had a daughter with von der Osten, Ella Alfrida (born on August 30, 1904, in Stockholm, Sweden - died January 17, 2000 Georgetown, South Carolina).

[5][6][7] Martha Hedman wrote a book Uncle, Aunt and Jezabel (Charles Scribner's Sons, New York: 1949).