Namesakes
Irena Sendler
(f) 1910-2008 
Notable Activists and Revolutionaries
Irena Szydłowska
(f) 1928-1983
Olympic Medalists 1972 archery - individual (silver)
Irena Vrkljan
(f) 1930-2021
Notable Writers
Irena Szewińska
(f) 1946-2018
Notable Athletes (track)
Olympic Medalists 1964; 1968; 1972; 1976 4x100 m relay; long jump; 100 m; 200 m; 400 m (silver/bronze/gold)
Agnieszka Holland
(middle name Irena) (f) 1948-
Notable Filmmakers
Irena Degutienė
(f) 1949-
Lithuanian Presidents and Prime Ministers 1999 (prime minister)
Sanah
(middle name Irena) (f) 1997-
Notable Musicians