Clancy, village (1990 pop. 100), Jefferson co., SW central Mont., on Prickly Pear Creek, at mouth of Clancy Creek, and 9 mi/14.5 km S of Helena. In silver-mining dist. Parts of Helena Natl. Forest to E and W. First called Prickly Pear, then Alahambra (a name now given to a nearby hot-spring resort).