It is with great sadness that we announce the passing of Jan Krasnodebski on Tuesday January 17, 2023. Jan passed away peacefully, at the age of 96, at St. Joseph’s Hospital in Toronto.

He is survived by his wife of 60 years Maria and their children: Anna (John) and Jan Kazimierz (Magda) and his grandchildren Katherine, Michael, Thomas and Clara.

Jan was born on January 2, 1927, in Warsaw, Poland to Kazimierz and Aniela. During World War II, Jan was a member of the underground resistance in Warsaw and a member of “Armia Krajowa”. Following the war, Jan studied engineering at the University of London where he was a member of the Rowing Club and was also an avid gliding pilot. He graduated with a degree in Mechanical Engineering in 1952. In 1956, he immigrated to Canada and joined Ontario Hydro to help design and commission NPD which was Canada’s first nuclear reactor to produce electricity. While working and raising a family, he completed an MBA at the University of Toronto. In 1992 after 35 years of service at Ontario Hydro, Jan retired as Manager of Quality Assurance Engineering. Over his career he presented many papers at conferences all over the world on nuclear plant reliability and maintainability. In his free time, Jan enjoyed skiing (until the age of 80) and mushroom picking & fishing at his beloved cottage on Hay Lake.

A Funeral Mass will be held at St. Casimir’s Church, 156 Roncesvalles Ave., on Monday, January 23, 2023 at 10 a.m. Private family interment.