Coronavirus disease 2019 (coronavirus disease/COVID-19) is a new name given by the World Health Organization (WHO) to patients with a 2019 Novel Coronavirus infection which was first reported from Wuhan City, China at the end of 2019 where the spread occurred rapidly. and create new pandemic threats (Handayani et al., 2019). One of the most predictive factors of acute stress disorder symptoms is quarantine. The negative psychological effects are symptoms of post-traumatic stress, confusion, and anger due to the longer duration of quarantine stress leading to fear of infection, frustration, inadequate supplies, information stigma, and financial loss (Brooks et al, 2020). One of them is sleep, adequate sleep can increase the hormone melatonin, reduce anxiety, and stimulate a good immune system. Purpose of study: To find out whether there is a relationship between the impact of the COVID-19 pandemic and the quality of sleep in adolescents at senior high school. Methode: This research is a quantitative research using a cross-sectional approach. The sample in this study were teenagers who were still in school at Senior High School Samarinda totaling 153 respondents who met the criteria, the sample was taken using a total sampling technique. The instrument used in this study was a questionnaire. Results: The results of the study used the Pearson product-moment with the results of the Pearson correlation of 0.433 and the P value = 0.000 <0.05. With these results, it can be shown that there is a moderate relationship with a negative relationship, which means that the higher the impact of the COVID- 19 pandemic, the lower the sleep quality of adolescents. Conclusion: There is a relationship between the impact of the COVID-19 pandemic with sleep quality in adolescents at senior high school.