Humblot's flycatcher (Humblotia flavirostris) or the Grand Comoro flycatcher, is a small passerine bird belonging to the Old World flycatcher family. It is the only member of its genus. Humblot's flycatcher is endemic to the island of Grand Comoro in the Comoros where it inhabits forest on the slopes of Mount Karthala. The scientific name commemorates the French naturalist Léon Humblot.