Agnieszka Osiecka (born 9 October 1936, Warsaw, Poland – died 7 March 1997, Warsaw, Poland) was a Polish poet, writer, songwriter, author of theatre and television screenplays, film director, and journalist. She collaborated with many important Polish artists, such as Seweryn Krajewski, Maryla Rodowicz, Skaldowie, Anna Szalapak, Krystyna Janda, Ewa Blaszczyk.