Richmond—West Cape Breton was a federal electoral district in the province of Nova Scotia, Canada, that was represented in the Canadian House of Commons from 1925 to 1935. This riding was created in 1924 from Cape Breton South and Richmond riding. It consisted of the County of Richmond and the part of the County of Cape Breton lying east of East Bay and south of the electoral district of Cape Breton South. It was abolished in 1933 when it was merged into Inverness—Richmond riding.