Dr. James Wright Mustard was the eldest son of John Mustard and the former Mary Pirt. He was born on December 31st, 1860 in Ashworth, Ontario. He had three sisters, Annie, Ruth and Isabel and a younger brother Wilfred Pirt Mustand, who also became a doctor. (Dr. Wilfred Pirt Mustand had a distinguished career at John Hopkins University in Baltimore, Maryland.) Dr. James Mustard attended Uxbridge Public School and the Uxbridge High School, before going to The University of Toronto. He received his B.A. degree in 1882 before going on to medical school. His university education was interrupted in 1885, by the Riel Rebellion. During that time, Dr. Mustard served in the Red Cross Ambulance Corps. He completed his M.D. degree at The University of Toronto Faculty of Medicine and graduated in 1886.
In 1887 Dr. Mustard, became the Medical Officer of Health (M.O.H.) in Frankfort, Michigan. Later he practiced in Harper, Ohio. In 1895, he became the assistant professor of Medical Chemistry at Wooster, University in Cleveland, Ohio.
Dr. Mustard married Louisa Harriett Charteris on December 28th of 1898 in Kent County. She was born on January 28th, 1863 in Chatham Twp., Ontario. Her parents were Charles George Charteris and the former Elizabeth Baxter. Mrs. Mustard was the 5th of 7 children. Her siblings were Caroline (who died as a child), Diana, Charles George (who died as an infant) Francis, Charles Richard and Frederick. Her brother Charles Richard Charteris became a physician and he is also featured on the Chatham Kent Physician Tribute website.
At the time of their marriage Dr. Mustard was still living in Cleveland, Ohio. According to the 1900 U.S. Census, Dr. and Mrs. Mustard resided at 319 Wade Park Ave., in Cleveland. Dr. and Mrs. Mustard had 3 children. A daughter Elizabeth Mary who was born in Ohio on August 26th, 1902. Another daughter Ruth Isabel was born in Ohio in 1906.
An outbreak of smallpox in Chatham Township, brought Dr. Mustard to Chatham in 1907. Dr. Mustard became the M.O.H. and supervised quarantines very effectively. Under his guidance, smallpox was eradicated in the area.
Their daughter Caroline was born and died in Chatham in 1907. Dr. Mustard’s daughter Ruth died on the 26th of June, 1913 when she was only 8 years old. Elizabeth Mary Mustard died on the 10th of March, 1927 in Waterloo where she was a law student.
After War World I concluded (WWI 1914-1919) Dr. Mustard accepted the position of City Analyst for the Chatham water supply and continued in this capacity for approximately 25 years, until his retirement in 1943. In 1919 Dr. Mustard was secretary of the Kent Historical Society. Dr. Mustard was elected Fellow in the Canadian Institute of Chemistry in 1920. According to the 1921 census, Dr. and Mrs. Mustard resided at 122 Emma Street. He was elected a member of the American Chemical Society in 1922.
Dr. Mustard belonged to the First Presbyterian Church of Chatham. He was a member of the Parthenon Lodge, No 267 A.F. & A.M. He was a member of the Macaulay Club of Chatham and took over the presidency when J.H. Smith passed away. Dr. Mustard was a member of the Kent Historical Society and he was a sought after speaker on many topics but in particular the Riel Rebellion. Dr. Mustard contributed articles to the Chatham News under a column titled “Kentiana”. These articles were published again in a book, as part of a collection called Kentiana.
Dr. and Mrs. Mustard moved to 47 Victoria Ave., in July of 1925.
Mrs. Louisa Mustard, died on the 28th of July, 1926. Dr. Mustard died on the 1st of February, 1948. Dr. and Mrs. Mustard and their daughters are all buried at Maple Leaf Cemetery in Chatham.