Thomas Barron was a notary public who practiced in Montreal in the early 19th century.

Jonathan Abraham Gray was a notary who lived in Montreal. He was born in London, England on 29 July 1746 to John and Mary Gray. He emigrated to Lower Canada sometime before 1787, and obtained a commission as a notary for the District of Montreal in 1796. Gray was a member of the Montreal Militia, rising to the rank of captain in 1803. Though Gray's parents were Quakers, he was also an active member of the Anglican community of Montreal, sitting on the committee for building Christ Church. He died on 31 July 1812.