The Ancre (; ) is a river of Picardy, France. Rising at Miraumont, a hamlet near the town of Albert, it flows into the Somme at Corbie. It is long. For most of its length it flows through the department of Somme. For a short stretch near Puisieux, it forms the border with Pas-de-Calais.

See also

• Battle of the Ancre Heights (October 1916)

• Battle of the Ancre (November 1916)

References