Repentigny may refer to:
- Repentigny, Calvados, a commune of the département of Calvados, in France
- Repentigny, Quebec, a suburb of Montreal, Quebec in the NE
- Repentigny (electoral district), a Canadian electoral district taking in the Repentigny, Quebec area
- Repentigny (provincial electoral district), a Quebec electoral district taking in the Repentigny, Quebec area