Sir James Alexander Grant KCMG FRSC (August 11, 1831 – February 5, 1920) was an Ontario physician and political figure.

[1] He was born in Inverness, Scotland, in 1829,[1] the son of James Grant and Jane Ord,[2] and came to Canada with his parents in 1830.

He published a number of articles in medical journals in England and Canada.

[2] He was a Fellow of the Royal College of Physicians and a member of the Geological Society of England.

[2] There is a James Alexander Grant fonds at Library and Archives Canada.