Four aphids new to Chile are considered. Including these, 51 species have been identified for Chile. The aphis new to Chile are: Aphis spiraecola Patch, Dactynotus sonchi (L.), Dysaphis tulipae (B. de F.) and Pentatrichopus fragaefolii (Cock.). Their collecting data and sorne characteristics are included. The existence of two aphids previously recorded is also verified.