The purpose of this study was to investigate the nutritional knowledge, dietary behaviour and food preference of the employed women in Korea. This study used a constructed questionnaire as instrument tools. The results obtained were summarized as follow : The average score of nutritional knowledge was 18.4. The subjects who had breakfast irregularly were above 50%. The main reasons that they had breakfast irregularly were that they had no time to eat. Main meal styles for breakfast, lunch, and dinner were Korean foods. Most of the study subjects had used the cafeteria in the company for lunch if the company had the cafeteria. The subjects who had meals irregularly were 27.8%, and those who had overeating were 25.0%. The subjects tended to prefer Korean-style foods to American-style foods.