This paper presents a systematic mapping study based on literature and industrial survey related to assistive technologies for people with dementia. The world population of the ageing people is increasing both in developed and developing countries, so does the number of people with dementia. Consequently assistive technologies are getting much importance from academic researchers and industry as an aid for people with dementia. Assistive technologies are helping people with dementia to perform activities which otherwise are not possible for them without external help. Systematic mapping studies are popular in other fields like software engineering, yet this methodology is mostly ignored in assistive technology research. Literature survey in...