The study carried out the effect of the character type(Big5) on the organizational citizenship behavior and Turnover intention of the company in hotel bakery kitchen. The research subjects are bakery cuisine workers at the five-star hotels located in the area of Seoul and Incheon. With distributions of 250 copies of questionnaires, this study collected 233 copies of the questionnaires. Of these, excluding untrustworthy answers, this study used 225 copies in the actual analysis and analyzed making use of the statistics package program, SPSS 17.0, through the process of data coating. As a result of analyzing the data, the character type(Big5), the unique individual psychological characteristics, distinguished from other people, will contribute on strategy planning for new recruits of the hotel bakery's organizational members, in-house education training and management of the members. And selection of the skilled organizational members bringing high performances of the hotel business will provide competitive advantages against competitors.