Courtemaîche was a municipality of the district of Porrentruy in the canton of Jura in Switzerland. On 1 January 2009, the former municipalities of Courtemaîche, Buix and Montignez merged into the new municipality of Basse-Allaine.
Courtemaîche was a municipality of the district of Porrentruy in the canton of Jura in Switzerland. On 1 January 2009, the former municipalities of Courtemaîche, Buix and Montignez merged into the new municipality of Basse-Allaine.