Iryna Senyk (Ukrainian, Іри́на Миха́йлівна Се́ник; June 8, 1926, Lviv - October 25, 2009, Boryslav) was a Ukrainian poet, nurse, and Soviet political dissident. She was imprisoned in Stalinist camps as were her mother and brother. She was a member of the Ukrainian Helsinki Group and an honorary member of PEN International.