April 23, 1948 - January 23, 2020 Yvonne Jeanne Sadler, born April 23rd, 1948, passed away peacefully at the age of 71 on January 23rd, 2020.The loving wife of 49 years to Derek.Devoted mother to Ryan and Todd.Cherished grandmother to Trey, Griffin, Reese, Keenan and Skyler. Yvonne enjoyed watching her children and grandchildren grow up with a love of sports.She was their biggest fan, in addition to being an avid tennis player herself. Mass will be held at 11:00am on Wednesday January 29th at the Church of the Holy Redeemer (796 Eyer Drive, Pickering).Following which, the burial will take place at Pine Ridge Memorial Gardens (541 Taunton Road West, Ajax).In lieu of flowers, donations are welcome to the Canadian Cancer Society.