Yonval is a commune of 240 inhabitants (as of 1 January 2011) in the department of Somme in the Picardie region. It belongs to the community association Communauté de communes de l' Abbevillois.
Yonval located 4 kilometers southwest of Abbeville and 2.8 kilometers southeast of Cambron in the valley of the Somme on 28 highway
Excavations were traces of two Gallo- Roman villas found the place was thus already in the Gallo -Roman period (52 BC to 5th century AD) settled.
On June 4, 1940 during the Second World War, the Battle of Abbeville ended in the area between Yonval and the hamlet of Bienfay Moyenneville. In memory of this battle and the 15th French Infantry Regiment, a stele was erected in Yonval.
The community Yonval was not until 1985, before the place was part of Cambron.
The image of the church is dominated by pastures and fields. Major lines of business of Yonvalois are agriculture and breeding of domestic cattle and hogs.