The purpose of this study was to investigate the college students / attitudes toward the augmentative and altemative communication(AAC) use in children with severe Autism. One-hundred university students who major in rehabilitation science or special education self-administered questionnaires on the level of awareness, and the importance of AAC use. The frequency analysis and the chi-square test were used to analyze the trend and the differences among groups of different gender, areas of study, years in the university, experiences of interacting with people with disabilities, training in AAC classes, and practical training experiences. The results of the survey show that the participants / level of importance regarding the factors to be considered in AAC application was rated higher than their level of awareness. The results of the present study suggest that the professional AAC curriculum development along with practical training is an important factor in promoting public awareness on the AAC use for the people with Autism.