Born in Ottawa on 30 October 1910, Georgette Lamoureux studied at the Notre-Dame-du-Sacré-Coeur Boarding School (Rideau Street convent), run by the Sisters of Charity of Ottawa. Secretary and information officer with the Department of External Affairs from 1945 to 1964, she worked at the Canadian legation in Cuba and the Canadian embassies in Chile, France, Austria and Japan. She participated in the founding of the Société des écrivains canadiens (Canadian Writers Society) and was active in several organizations, such as: the Société d'histoire et de généalogie d'Ottawa (Ottawa Historical and Genealogical Society), L’Alliance française d’Ottawa, L’Association française des écrivains d’outre-mer, the Cercle des femmes journalistes (Female Journalists Circle) and the Bytown Museum. From 1973 to 1975, she was director general of La Société d’étude et de conférences (Ottawa branch). She published Visage de la Havane (1962), Visage du Japon (1969), Bytown et ses pionniers canadiens-français (Tome 1, 1978), Ottawa 1855-1876 et sa population canadienne-française (Tome 2, 1980), Histoire d’Ottawa - Ottawa et sa population canadienne-française, 1876-1899 (Tome 3, 1982), Ottawa et sa population canadienne-française, 1900-1926 (Tome 4, 1984) and Ottawa et sa population canadienne-française, 1926-1950 (Tome 5, 1989). In recognition for her books and her articles in Le Droit, she received the Lescarbot Award (1992), the Prix Docteur J.‑Émile-Major (1990), the Regional Municipality of Ottawa-Carleton Literary Award (1983) and the Historical Society of Ottawa Award. Georgette Lamoureux died in Ottawa on 28 July 1995 at the age of 84.