Olga Perez(nee Arrieta), 90, of Hanover Park, passed away Sunday, March 4. Beloved wife of the late Joseph; loving mother of Eileen(Ralph) Clark and Elaine(Andrew) Komorski; proud grandmother of Kelly(Greg) Utermoehlen and Lisa(Gilbert) Bravo; dear great grandmother of Dacian, Reese, Izzy, and Ronin. Memorial Mass Friday, March 9 at 12:00pm at St. Thomas More Church 215 Thomas More Dr., Elgin. Cremation private at Countryside Crematory. Info (630)289-7575.