Unexpectedly, with her family by her side, at Southlake Regional Health Centre in Newmarket on Wednesday, April 12th, 2017 at the age of 78 years. Beloved wife of Don DeJong of Roche's Point. Loving mother of Betty DeJong of Kitchener, Michael (Donna) of Brechin and Cynthia (Ron Nord)of Keswick. Cherished 'Gramma' of April and Devin. Dear sister of Shirley Mainprize, Betty McCalla, Doris Lee, Pearl (Keith Craig), and of the late Melvin Sedore (Brenda). She will be greatly missed by many nieces, nephews, relatives and friends. Cremation. A Celebration of Life will be held at a later date, to be announced. In memory of Bertha, donations to the Arthritis Society would be appreciated. Sign an online book of condolences at mwbeckerfuneralhome.com