[1] Barclay was born in Albany in the Province of New York in British America in October 1719.
[2] He was the son of Anna Dorothea (née Drauyer) Barclay, a Dutch speaker,[3] and the Rev.
[1] Barclay, who was educated in Albany,[6] was the maternal grandson of Gertrud (née Van Schaick) Drauyer (a daughter of Levinius Van Schaick) and Capt.
[2] Following the death of his father in 1726, he was sent from Albany to New York City to learn business.
[6] From 1759 to 1761, he served as the fourth president of the Saint Andrew's Society of the State of New York, of which he was a founder in 1756.