Calyptrochilum is a genus of flowering plants from the orchid family Orchidaceae native to tropical Africa, with one species extending into Brazil.
Three species are recognized as of 2020:
Calyptrochilum aurantiacum (P.J.Cribb & Laan) Stévart, M.Simo & Droissart - West Cameroon and Northwest Congo
Calyptrochilum christyanum (Rchb.f.) Summerh. - Bahia region of Brazil; Africa from Senegal to Ethiopia to Zimbabwe and Mozambique
Calyptrochilum emarginatum (Afzel. ex Sw.) Schltr. - Africa from Ivory Coast to Central African Republic south to Angola