Mary Isabella Macleod (October 11, 1852 – April 15, 1933) was a North American pioneer.

[2][3][4] At the age of 17, she became notable for evading detection by Métis guards, which allowed her to deliver an important military dispatch addressed to Field marshal Garnet Wolseley during the Red River Rebellion in 1869.

[1][2] On July 28, 1876, Mary married Lieutenant colonel James Macleod, whom she first met in the spring of 1871.

[5] Mary often accompanied James Macleod during his inspections and tours of duty as a commissioner of the North-West Mounted Police (NWMP).

[1][2] Mary was universally admired by NWMP officers and their wives.