Antoine Chartier de Lotbinière Harwood (April 23, 1825 – August 6, 1891) was a Quebec lawyer and political figure. He represented Vaudreuil in the Legislative Assembly of Quebec from 1867 to 1871. He was born in Montreal in 1825, the son of Robert Unwin Harwood and Marie-Louise-Josephte, the daughter of Michel-Eustache-Gaspard-Alain Chartier de Lotbiniere, and studied at the Petit Séminaire de Montréal. He studied law and was admitted to the bar in 1848. He was coseigneur of Vaudreuil, inherited by his mother, Marie-Louise-Josephte Chartier de Lotbinière. He served as secretary for the Vaudreuil Railway Company which his father had helped establish. Harwood also served as captain in the local militia, later becoming lieutenant-colonel.