Born in 1946 at Bukoba, Tanzania in a family of 8 children, Desderoy studied in St. Thomas More College – Bukoba. He won a prize in Maths while in the 8th grade. Early in life he wanted to an engineer, but later on change his mind in favour of soldiering. Plays almost all games and has captained the Academy football team. Interested in riding , typing and dancing. Has no intention of marrying tillafter the age of 27. He expects his future wife to be educated, of average height and younger to him by five years. Not very keen on travel abroad. Wishes to keep up his interested in foot-ball through out his life.