This study was conducted to investigate the sleep quality of active individual and team athletes. 183 individual and 104 team athletes engaged in active sport in any branch of sports in Samsun. In addition to the International Pittsburgh Sleep Quality Index (PSQI), personal information forms including demographic variables were applied to the participants. The mean age of the participating athletes (Male: 21.54 ± 2.62, Female: 20.65 ± 2.44) height (male: 177 ±, 072, Female: 166 ±, 067), body weight (male: 74,34 ± 10,35, female: 58,17 ± 7,90) as descriptive information. SPSS 21 package program was used for statistical analysis of the data obtained from the study. T test and one way anova test were used for statistical analysis. The total quality of sleep quality of the athletes was compared according to individual and team athlete variables. No statistically significant difference has been found between the sleep quality points of samples who do individual exercise and those who do team sport. (p>0.05). When the total time of the athletes’ training were examined, a difference was found between the sleep quality scores athletes training 4 hours and above and of the athletes training 3 hours and below (p<0,05). However, gender, tea, coffee use rates, smoking and alcohol use, starting hours of training and sleep time variables were not statistically significant. The athletes who participated in our study showed that team athletes had better sleep quality than individual athletes and women had better sleep quality than men. The results of the study, it is assumed that increasing the training time and efficiently training athletes will have a positive effect on sleep quality.