Grandval (French pronunciation: [ɡʁɑ̃val]) is a municipality in the Jura bernois administrative district in the canton of Bern in Switzerland.

Grandval also used to be known under its German name Granfel or Granfelden, but these forms are no longer commonly used.

The oldest evidence of a settlement in the area is a reasonable well preserved section of a Roman road.

In 1531 the village, its church and the parish converted to the new faith of the Protestant Reformation.

After Napoleon's defeat and the Congress of Vienna, Grandval was assigned to the Canton of Bern in 1815.

[3] Until about 1900, the local economy was still dominated by agriculture with a few cottage industries that manufactured pottery, watch parts and arquebuses.

This began to change with the growth of the machinery manufacturing industry in nearby Moutier and the construction of the Solothurn-Moutier railroad in 1904-08.

On the following day, 1 January 2010, it joined the newly created Arrondissement administratif Jura bernois.

[6] The blazon of the municipal coat of arms is Per fess Gules and Or a Letter G counterchanged.

[9] Most of the population (as of 2000[update]) speaks French (315 or 85.6%) as their first language, German is the second most common (44 or 12.0%) and Italian is the third (3 or 0.8%).

[9] In 2011, single family homes made up 54.0% of the total housing in the municipality.

[9] There were 188 residents of the municipality who were employed in some capacity, of which females made up 39.9% of the workforce.

In the tertiary sector; 8 or 26.7% were in wholesale or retail sales or the repair of motor vehicles, 8 or 26.7% were in a hotel or restaurant, 8 or 26.7% were in education.

[22] In 2011 a total of 0.6% of the population received direct financial assistance from the government.

[23] From the 2000 census[update], 195 or 53.0% belonged to the Swiss Reformed Church, while 96 or 26.1% were Roman Catholic.

This is followed by three years of obligatory lower Secondary school where the students are separated according to ability and aptitude.

Following the lower Secondary students may attend additional schooling or they may enter an apprenticeship.

[24] During the 2011-12 school year, there were a total of 35 students attending classes in Grandval.