October 5] 1889 – August 20, 1974), was a Russian and Soviet actress and the wife of the director Alexander Tairov.

At 19 she had her first major role, Mytyl in The Blue Bird (1908); she also performed Masha in Leo Tolstoy’s The Living Corpse and Anitra in Ibsen’s Peer Gynt.

[1] In 1913, Koonen moved to the Free Theatre of Konstantin Mardzhanov, which lasted only one season.

According to The Great Soviet Encyclopedia, her most outstanding role was the Woman Commissar in Vsevolod Vishnevsky’s An Optimistic Tragedy (1933); her other great roles included the heroine of Scribe and Legouvé’s Adrienne Lecouvreur, Abbie in Eugene O'Neill’s Desire Under the Elms and Ella in his The Hairy Ape, Ellen in Sophie Treadwell's Machinal, Katerina in Alexander Ostrovsky's The Storm, the title role in the stage adaptation of Flaubert’s Madame Bovary, and Kruchinina in Ostrovsky's Guilty Without Fault (Bez viny vinovatye).

Her concert repertoire included verses by Alexander Blok and Ivan Turgenev as well as selections from Chamber Theater productions.