Kuettlingeria is a genus of lichen-forming fungi in the family Teloschistaceae. The genus was originally circumscribed in 1857 by Italian botanist Vittore Benedetto Antonio Trevisan de Saint-Léon. The genus was resurrected in 2020 to include 14 species formerly in the Caloplaca xerica species group as well as C. cretensis and C. diphyodes.