Romilly-sur-Aigre is a former commune in the Eure-et-Loir department in northern France. On 1 January 2017, it was merged into the new commune Cloyes-les-Trois-Rivières.
Wikipedia https://en.wikipedia.org/wiki/Romilly-sur-Aigre
Coordinates 47°58'39.28" N 1°15'22.658" E