Dr. John Churchill Lindsay was born on the 4th of March, 1873, near Goderich, Ontario. He was the youngest child born to James Hay Lindsay and the former Anne Churchill and his parents were farmers. His siblings included; Elizabeth Mary, Thomas James and Charles. His parents adopted a younger sister originally named Annie Churchill.
Dr. Lindsay graduated from The University of Toronto Faculty of Medicine in 1898 and he set up his medical practice in Wheatley.
Dr. Lindsay was married on the 1st of August, 1900 in Huron County to Isabel Murray. She was born on the 4th of April, 1876 in Huron County, the 5th of 6 children born to George Murray and the former Elizabeth Little. Her siblings were; Jane, Mary, Maggie, John and George. On the marriage record, Dr. Lindsay stated that he resided in Wheatley. He was listed in the 1900 Business Directory as practicing in Wheatley.
According to the 1901 Census, Dr. and Mrs. Lindsay are residing in the Village of Blyth, Huron County. Dr. and Mrs. Lindsay had 3 children, Kenneth Moncur Lindsay, Helen Elizabeth Lindsay and James Hay Lindsay.
By 1921, the Lindsay family resided at 719 Dundas Street in London, Ontario. Mrs. Lindsay died in 1949. Dr. Lindsay was still residing at the same address in 1949. Dr. Lindsay died in 1955. Dr. and Mrs. Lindsay are buried at Woodlawn Cemetery in London.
His son, Dr. Kenneth Moncur Lindsay also became a doctor. He died at the age of 31 in London, Ontario and he was buried at Woodlawn Cemetery.