Elm is a village, and former municipality, in the municipality of Glarus Süd and canton of Glarus in Switzerland. Elm lies in the valley of the Sernf river, and consists of the village of Elm itself, and the hamlets of Sulzbach, Schwändi, Müsli, Untertal, Vogelsang, Töniberg, Obmoos, Steinibach and Wald.