| Name | Famous for | Birth | Death | Other |
|---|
| Arthur Leblanc [ fr ] | music | 1906 | 1985 | violinist, composer |
| Adélard Savoie [ fr ] | politics | 1922 | 2004 | first mayor of the Town of Dieppe |
| Claude Bourque (journalist) [ fr ] | journalism | 1945 | | |
| Cy LeBlanc | politics | 1955 | | businessman and politician, former MP for Dieppe Centre-Lewisville to the Legislative Assembly of New Brunswick, born in Dieppe |
| Raymond Guy LeBlanc | music | 1945 | 2021 | musician and poet, born in the Saint-Anselme area |
| Fayo | music | 1977 | 2024 | songwriter, born in Dieppe |
| Kamylle Frenette | sports | 1996 | | paratriathlete, born and grew up in Dieppe |
| Corinne Gallant | activism | 1922 | 2018 | professor and feminist activist, a member of the Order of Canada |
| Lorette Gallant [ fr ] | music | 1932 | | nun and musician, member of the Order of Canada |
| Bill Malenfant | politics | 1929 | 2016 | former mayor of Dieppe (1971–1977, 1983–1998) |
| Yvon Lapierre | politics | 1964 | | current mayor of Dieppe (1998-2005, 2012-Current) |
| Charlie Gillespie | acting | 1998 | | actor, born in Dieppe |
| Paul LeBlanc | makeup and hairstyling | 1946 | 2019 | Academy Award winning hairstylist ( Amadeus , Return of the Jedi , Black Swan ) |
