Pierre Augustus Barker (April 17, 1790 – January 4, 1870) was an American mayor of Buffalo, New York, serving in 1837–1838.
[2] His paternal grandparents were Esther and Samuel Barker, a Brigade Major in the 2nd Connecticut during the Revolutionary War.
Shortly after his arrival he was appointed collector of customs for the port of Buffalo, and held the position from 1829 to 1838.
[1] In 1837, Barker held the office of Alderman for the 5th ward and lived in a mansion on Hudson Street.
He immediately took to trying to calm the unrest in the city due to the Canadian revolutionary movement, or "Patriot War".