Lillhärdal (Swedish pronunciation: [ˈlɪ̂lːˌhæːɖal]) is a locality situated in Härjedalen Municipality, Jämtland County, Sweden, with 335 inhabitants in 2010. The village is located in the southern parts of Härjedalen, about 5 kilometers from Sveg.

Lillhärdal Church (Lillhärdals kyrka) is associated with Svegsbygden parish in the Diocese of Härnösand. It is a wooden church building which was first built in 1407. An extension was made in 1770–1771. The church was originally equipped with rococo decor, including an altarpiece and pulpit from 1774. A wooden church tower was built in 1805.

During the years 1831–32, Göran Sundin (1795-1857) performed painting and gilding of the stand and drapery painting behind the pulpit. The church underwent restoration in 1880 with a major restoration in 1979.