Repentigny is an off-island suburb of Montreal, Quebec, Canada.
Repentigny may also refer to:
- Repentigny (federal 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
- Repentigny, Calvados, a commune of the département of Calvados, in France
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