[1] Trotter was born in 1833 in Urr, Dalbeattie, Kirkcudbrightshire, into a distinguished family descended from Robert the Bruce.
He was the eldest of five sons of Robert de Bruce Trotter and Martha Maxwell Nithsdale.
[3] His ancestor Dr. Robert Trotter helped found the Royal College of Physicians of Edinburgh and served as president in 1689.
[5] He left the law office to study Medicine at Glasgow University, graduating MB ChB around 1854.
For several years he was a member of Perth Town Council and was influential in improving the city's sanitary and medical affairs.
Further selections, and an essay on Trotter himself, by Pete Fortune, were published in the journal of the Scots Language Society, Lallans, in 2001.