Guntheritettiginae is a subfamily of groundhoppers (Orthoptera: Caelifera) erected by Cadena-Castañeda et al. in 2025.
The subfamily and type genus Guntheritettix were named in honour of , an authority on Tetrigidae, who had originally placed G. formidabilis in the genus Notocerus.
Cadena-Castañeda et al. placed genera into two tribes; the Orthoptera Species File includes the following, all found on Madagascar or surrounding Indian Ocean islands: