Mary Pergakis, 90, of Sheridan, passed away on Thursday, February 7, 2019, at the Westview Health Care Center. Mary Pergakis was born March 26, 1928 to Felix and Antoina (Montosa) Juanes. She was the oldest of 8 children, 6 girls and 2 boys. Mary was born in Stockton, CA, but grew up in the Bay area.Mary lived in Renton, WA with her first husband and worked for Boeing Aircraft. She then moved back to California with her daughter and worked for Hewlett and Packard until she retired 25 years later. Mary married John Pergakis on September 19, 1959, the love of her life. They were married 58 years and had a wonderful life together. John and Mary were not only husband and wife but also best friends.Mary was preceded in death by her husband, John and her two sisters Teresa and Josaphine. Mary is survived by 3 sisters; Isabell, Lilia, and Francis, and 2 brothers; Felix and Raymond, daughter Antoinette Kassen, Grandsons Robert (Nanci), Anthony (Kristin), Johnathan (Sandy) and Great Grandchildren Nichole (DJ) Montgomery and Anthony -AJ Kassen.A Visitation will be held at 5:30 pm with a Rosary at 6:00 pm followed immediately with a Celebration of Life on Friday, February 22, 2019, at Kane Funeral Home.Kane Funeral Home has been entrusted with arrangements.