Trabutiella may refer to any of several biological genera or subgenera: Trabutiella Porsild, 1902 – a subgenus of the aquatic liverwort Riella Trabutiella Theiss. & Syd., 1914 – a synonym of Diatractium Syd. & P. Syd., a genus of fungus in the Ascomycota Trabutiella F. Stevens, 1920 – a genus of fungus in Phyllachoraceae family