Casselman is a village in eastern Ontario, Canada, in the United Counties of Prescott and Russell. Situated on the South Nation River about 55 km (34 mi) southeast of downtown Ottawa, along the Trans-Canada Highway 417. It is served by a station on the Montreal-Ottawa Via Rail train, twice a day in each direction.

Casselman railway station is located on St. Joseph Street in the village of Casselman, Ontario, Canada. It is an optional station stop on the Via Rail Toronto-Ottawa-Montreal Corridor line for two trains a day in each direction. Both westbound trains arrive from Montreal and continue towards Ottawa, Kingston, and Toronto. The first eastbound train arrives from Toronto, Kingston, and Ottawa and continues towards Montreal, while the second eastbound train arrives from Ottawa only and continues to Montreal.