Rimbey-Rocky Mountain House-Sundre is a provincial electoral district in central Alberta, Canada.

The district was created in the 2010 boundary redistribution and is mandated to return a single member to the Legislative Assembly of Alberta using the first past the post voting system.

It includes the towns of Bentley, Eckville, Rimbey, Rocky Mountain House, and Sundre.

It was created from the old electoral district of Rocky Mountain House which was expanded to include the town of Rimbey, Alberta which was previously in Lacombe-Ponoka.

The current incumbent is Jason Nixon who won the seat for the Wildrose Party in the 2015 election.