The Leff ( br, Leñv) is a river in

Brittany Brittany (; french: link=no, Bretagne ; br, Breizh, or ; Gallo: ''Bertaèyn'' ) is a peninsula, historical country and cultural area in the west of modern France, covering the western part of what was known as Armorica during the period o ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...

. It is long. It flows into the

Trieux Trieux () is a commune in the Meurthe-et-Moselle department in north-eastern France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas reg ...

near

Pontrieux Pontrieux (; ) is a town and commune in the Côtes-d'Armor department of Brittany in northwestern France. Population Inhabitants of Pontrieux are called ''pontriviens'' in French. See also *Communes of the Côtes-d'Armor department The fol ...

Places in or near Leff

In the valley of Leff, there is a town called

Châtelaudren Châtelaudren (; br, Kastellaodren; Gallo: ''Le Chastèu'') is a former commune in the Côtes-d'Armor department of Brittany in northwestern France. On 1 January 2019, it was merged into the new commune Châtelaudren-Plouagat Châtelaudre ...

References

Rivers of France Rivers of Brittany Rivers of Côtes-d'Armor 1Leff {{France-river-stub