She is the first woman to hold the vice-regal office, as well as the longest-serving governor-general in the history of Saint Lucia.

In 1966, a year after the completion of her secondary education she was awarded the Canadian International Development Agency (CIDA) scholarship to pursue a bachelor's degree in English and French at the University of the West Indies at Cave Hill, Barbados.

degree in linguistics, in the field of Didactics at Université Laval in Quebec City, Canada.

[5] Louisy has contributed significantly to the development of Education in Saint Lucia, having spent most of her professional life in the teaching profession.

From 1976 to 1986, she served as a tutor of French, and was subsequently appointed as Principal of the St. Lucia A Level College.