90, of Finleyville, formerly of Clairton, passed away peacefully at home surrounded by her loving family on April 15, 2017. Beloved wife of 50 years to the late Joel Petek; Mother of Claudia (Ron) Valencik, Robert (Paula) Petek, and Michele (Bernie) Wagner; Grandmother of Joel, Cam, Michael, Matthew; Sister of Frank and Emily, and Daughter of the late Ivan (John) and Katherine. Maryann was an avid crafter, bowler and a devoted grandmother. A Funeral Ceremony will take place on Wednesday at 6 PM at the Jefferson Memorial Funeral Home, Pleasant Hills. Interment at Jefferson Memorial Park. In lieu of flowers, memorial contributions may be made to Wounded Warriors or St. Jude's Children's Hospital.