MacCallum Grant (May 17, 1845 – February 23, 1928) was a Canadian businessman and the 12th Lieutenant Governor of Nova Scotia.

Born at Loyal Hill (in the area of Summerville) in Hants County, Nova Scotia, the son of John Nutting and Margaret (MacCallum) Grant, Grant was educated in Newport, Nova Scotia.

During the 1919 visit to Nova Scotia by Edward VIII as Prince of Wales, Grant hosted the royal party at Government House (Nova Scotia).

The portrait was unveiled by the 30th Lieutenant Governor of Nova Scotia, the Honourable Myra Freeman.

The portrait is on loan to Government House (Nova Scotia) and can be viewed there in the ballroom.