| Province: | QC |
| Type: | QC |
| Route: | 199 |
| Maint: | Transports Québec |
| Map: | Route 199-QC.png |
| Length Km: | 84.7 |
| Length Round: | 1 |
| Length Ref: | [1] |
| Direction A: | South |
| Direction B: | North |
| Terminus A: | in Les Îles-de-la-Madeleine (L'Île-du-Havre-Aubert) |
| Terminus B: | in Les Îles-de-la-Madeleine (Grande-Entrée) |
| Cities: | Les Îles-de-la-Madeleine, Grosse-Île |
| Previous Type: | QC |
| Previous Route: | 198 |
| Next Type: | QC |
| Next Route: | 201 |
Route 199 is an 84.7km (52.6miles) north–south highway located on the Magdalen Islands, in the Gulf of Saint Lawrence. Stretching from Les Îles-de-la-Madeleine's communities of L'Île-du-Havre-Aubert to Grande-Entrée, the route is the main artery of the archipelago and is the only Quebec numbered highway that is detached from the rest of the network.