After divorce Siri took drama lessons and already in 1877 she had her first performance. 1875 she met August Strindberg and married him at 30th December 1875. When she got her first children, she was quit by the dramatist. Since 1884 the married between Strindberg and Siri von Essen wasn't very good, because August accused Siri to had a lesbian married with Marie David. 1888 Siri and August started a drama, but it doesn't works good. After divorce in 1893, Siri moved with her children to Finland.