Dr. John Hare Newton was born on the 3rd of November, 1844 in Guelph, Ontario. His father Edwin was an accountant. His mother was named Elizabeth and he had a younger brother named George.
Dr. Newton graduated M.B. from the University of Toronto Faculty of Medicine in 1867. Further, he graduated M.D. from the University of Toronto Faculty of Medicine in 1868. Dr. Newton joined the College of Physicians and Surgeons on the 1st of October, 1873.
According to the 1871 census, Dr. Newton was living with Dr. George Orton and his family in Fergus, Ontario (Wellington County). Dr. Newton was listed as a physician. Dr. Newton married Helen Thomson on the 18th of September, 1877 in Port Stanley, Ontario (Elgin County). Mrs. Newton was born on the 1st of September, 1857 in Port Stanley. Her parents were Robert and Elizabeth Thomson.
Dr. Newton was listed on the 1878 tax assessment roll as being a tenant on W. Colborne Street in Port Stanley. According to the 1879 Voters Record, Dr. Newton was a tenant on N. Bridge Street in Port Stanley. It is possible that his practice and residence was located at the intersection of Colborne Street and Bridge Street.
Dr. and Mrs. Newton had 3 sons born to them in Port Stanley. Edwin William Newton was born on the 31st of July, 1878, George Thornton Newton was born on the 24th of March, 1880 (he died of diabetes on the 15th of August, 1896-see note below) and Frederick Woodcock Newton was born on the 24th of July, 1881.
Shortly after the birth of their son Frederick, Dr. and Mrs. Newton moved their family to Tilbury. Dr. Newton died on the 25th of September, 1883 of Typhoid Fever in Tilbury East Twp., Kent County. He was a member of the Masonic Lodge. Dr. Newton was buried at a cemetery in Guelph.
Mrs. Newton moved to Ridgetown with her sons and she was living there in 1891. According to the 1901 census, Mrs. Newton lived in London, Ontario with her sons Edwin and Frederick. Mrs. Newton died on the 29th of December, 1902. At the time of her death, she resided at 16 Cartwright Street in London.
(Insulin was discovered to treat diabetes by Dr. Frederick Banting with the assistance of a medical student named Charles Best in 1921.)