Dr. Henry ‘Harry’ Ardagh Kingsmill was born in London, Ontario on the 2nd of July, 1867, the day after Canada’s Confederation. His parents were Thomas Frazer and Anne Kingsmill. His siblings included Mary, Annie, Alice, Thomas and Arthur. His father, Thomas was a merchant on Dundas Street in London.
Dr. Kingsmill attended the University of Western Ontario in London graduating M.D. in 1895. He furthered his medical studies in England, before setting up his practice in London. He is known to have tended to patients in the Highgate (Kent County) area.
Dr. Kingsmill’s brother Arthur had set up a dry goods business on King Street in Chatham, Ontario opposite the market. He had married Jane Alexina ‘Jennie’ King of Chatham on July 1st, 1891 and Dr. Kingsmill was his best man. (Arthur died in 1898 at the age of 28 of blood poisoning., leaving a wife and 3 children.)
Dr. Kingsmill married Inez Ethelyn Smith in 1902. Mrs. Kingsmill came from the United States. They had a son, Sidney Ardagh Kingsmill who was born on the 26th of March 1903 in London and a daughter Eleanor born in 1906. Dr. Kingsmill enlisted in World War I on the 10th of April, 1918 in London. His wife is listed as living at 225 Queens Ave. in London. He was already attached as an active militia member with the 1st Hussars. He served as the 7th Regimental Medical Doctor and Combatant Officer.
Dr. Kingsmill died on the 11th of February, 1920 in London, Ontario and he was buried at Woodland Cemetery. His death was attributed to his service in the 1st World War. He had attained the rank of Major.