This study had collected 275 dental hygienists working in Busan, Ulsan, and Gyungnam area, in order to investigate burnout, job satisfaction and turnover of dental hygienists and find relationship between these. The obtained results were as follows; 1. The average burnout points are 2.61, and we could gain each point as follows; emotional burnout 2.76, physical burnout 3.41, and declination of job efficiency 2.77. 2. The job satisfaction was under the greatest influence of the emotional burnout, followed by declination of job efficiency, physical burnout. All the factors had a negative impact on their job satisfaction. 3. The turnover intention was under the greatest influence of the communication, followed by workload, freedom factor, rationality of organization, and possibilities of workplace. All the factors had a negative impact on their turnover intention. Those who were less satisfied sought new employment more often.