Damphreux (French pronunciation: [dɑ̃fʁø]) is a former municipality in the district of Porrentruy in the canton of Jura in Switzerland.

[3] On 1 January 2023, Damphreux and Lugnez were merged to form the new municipality of Damphreux-Lugnez.

The blazon of the municipal coat of arms is Argent, a Squirrel Gules holding an Acorn Vert sitting on a Mount of the last.

[10] Most of the population (as of 2000[update]) speaks French (144 or 86.7%) as their first language, German is the second most common (19 or 11.4%) and Italian is the third (1 or 0.6%).

[10] The historical population is given in the following chart:[3][14] In the 2007 federal election the most popular party was the CVP which received 39.81% of the vote.

In the federal election, a total of 56 votes were cast, and the voter turnout was 47.9%.

[10] There were 78 residents of the municipality who were employed in some capacity, of which females made up 41.0% of the workforce.

In 2008[update] the total number of full-time equivalent jobs was 47.

In the tertiary sector; 7 or 30.4% were in wholesale or retail sales or the repair of motor vehicles, 2 or 8.7% were in the movement and storage of goods, 2 or 8.7% were in a hotel or restaurant, 4 or 17.4% were in education.

[10] From the 2000 census[update], 126 or 75.9% were Roman Catholic, while 24 or 14.5% belonged to the Swiss Reformed Church.

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