Lamothe-en-Blaisy () is a former commune in the Haute-Marne department in north-eastern France. On 1 January 2017, it was merged into the commune Colombey-les-Deux-Églises.Arrêté préfectoral 30 November 2016 Its population was 64 in 2022.
Geography The Blaise river flows through the commune.
See also Communes of the Haute-Marne department
References