Irena Kosíková was born in Prague the daughter of the banned philosopher Karel Kosík and the literary historian Růžena Grebeníčková.
Irena Kosíková studied organ performance (Prof. Jaroslava Potměšilová) and conducting (with Prof. Karel Fiala) at Ježek's Conservatory.
Finally after the Velvet Revolution she was accepted at the Janáček Academy of Music (JAMU) in Brno into the organ class of Prof. Alena Veselá and Prof. Kamila Klugarová.
Her works have been performed in the Czech Republic, Algeria, Bosnia and Herzegovina, Belgium, Bulgaria, France,[2] Germany, Israel, Poland, Russia, Turkey, Sweden and the United Kingdom.
On the occasion of the 110th anniversary commemoration of the birth of Jewish writer Jiří Weil (1900 - 1959), Irena Kosíková was commissioned to create ballet "MAKANNA" [4] for voice, cello and orchestra, its concert performance was held under the auspices of Sir Tom Stoppard and Václav Havel.