Background: It is well recognized that sports and fitness instructors are at a higher risk of experiencing vocal problems. This study aimed to evaluate the correlation between sport performance and voice disorders in athletes. Methods: Case-control study was conducted among ninety four athletes of different games 100 individual as control group collected randomly from members not playing any sport game. The study carried out at Phoniatric Unit clinic at Minia University Hospital between September 2020 and November 2021. Results: Highly Statistically significant differences were observed between cases group and control group regarding the presence of dysphonia and dysphonia character, as 71.8% of cases suffered from dysphonia compared to 20% in control group. Among cases with dysphonia it was found that 44.8% were grade I and 6% had grade III. About 88% of control had free endoscopic findings compared to 21.3% of cases. It was found that there were statistical significant differences were between study cases and control regarding the total score of Voice Handicap Index, its domains. Conclusion: Performance of sports (team sports and individual sports) increases the prevalence of voice disorders in athletes