Quebec Route 1
# Quebec Route 1

Route 1 was a previous number used for a major highway in the Canadian province of Quebec. The highway stretched from Montreal, through the Eastern Townships and the city of Sherbrooke, to Quebec City. Route 1 was approximately 676 km (420 mi) long.

In the mid-1970s, as part of Quebec's renumbering scheme, Route 1 was replaced by the following routes:

| Route | Length (km) | Length (mi) | From | To | Notes |
| - | - | - | - | - | - |
| R-134 | 3 | 2 | Montréal | Montréal-Sud | Crosses the Jacques Cartier Bridge; cosigned with former Route 5. |
| R-132 | 4 | 2 | Montréal-Sud | Longueuil | Cosigned with former Route 3. |
| Chambly Road | 12 | 7 | Longueuil | Saint-Hubert | No longer carries a route number. |
| R-112 | 317 | 197 | Saint-Hubert | Vallée-Jonction | |
| R-173 | 285 | 177 | Vallée-Jonction | Saint-Maxime | |
| R-171 | 31 | 19 | Saint-Maxime | Saint-Étienne-de-Lauzon | |
| R-116 | 12 | 7 | Saint-Étienne-de-Lauzon | Lévis | |
| R-175 | 12 | 7 | Lévis | Quebec City (downtown) | Crosses the Quebec Bridge. |
