Irena Trojecka was born on October 20, 1904.
Irena Szydłowska died in 1983.
Irena Tuwim died in 1987.
Irena Dubiska died in 1989.
Irena Bobowska died in 1942.
Irena Anders died on 2010-11-29.
Irena Trečiokaitė-Žebenkienė died in 1985.
Irena Górska-Damięcka died in 2008.
Irena Nawrocka died on 2009-11-24.
Irena Burke died on May 1, 2000, in Warsaw, Mazowieckie, Poland.
Irena Iłłakowicz died on October 4, 1943 at the age of 37.
Irena Kolesar died on September 3, 2002, in Zagreb, Croatia.