Purpose: This study was done to evaluate the effects of dementia education program on knowledge and attitude toward dementia among nursing students. Methods: A non-equivalent control group pre-post test design with an experimental group (n=35) and a control group (n=32) was used. The experimental group participated in the program three times a week for two weeks. The program is composed of lectures, preparation and practice for running the program, The effect of program was evaluated using measures of knowledge and attitude toward dementia. Data were analyzed using the PASW 18.0 program. Results: The knowledge score toward dementia was significantly higher in the experimental group than in the control group. The attitude toward dementia was significantly more positive in the experimental group than in the control group. Conclusions: The study findings indicate that dementia education program had beneficial effects on knowledge and attitude toward dementia in nursing students.