What is "gerin-lajoie"

Gérin-Lajoie is a French surname. Notable people with this name include:

• Antoine Gérin-Lajoie (1824–1882), Canadian (Quebec) poet and novelist
• Charles Gérin-Lajoie (1824–1895), Canadian (Quebec) businessman and political figure
• Marie Lacoste Gérin-Lajoie (1867–1945), Canadian (Quebec) feminist
• Paul Gérin-Lajoie (born 1920), Canadian (Quebec) lawyer, philanthropist and politician