Who did Donald's grandfather body guard for?

Ross was born in Nairn, in Middlesex County, Ontario, the son of Donald Ross[1] and Margaret Halbert.[3] His grandfather was part of Duke Wellington's body guard at Waterloo, and was an escort to Napoleon Bonaparte on his exile to St. Helena.[4] Ross was educated at Nairn Public School, and moved to Manitoba in 1874, where he worked on the first telegraph line.[1] In 1877, he established a real estate business.[2] Ross served on the Winnipeg City Council for eight years, the Winnipeg School Board for twenty-three years, and the Winnipeg Public Parks Board for eleven years. In 1880, he married Margaret McIvor.[3]

Donald's grandfather was a body guard for Duke Wellington.