Purpose: This study was carried out to examine the coronavirus anxiety and quality of sleep of nurses during the COVID-19 pandemic. Design and Methods: This descriptive and cross-sectional study was completed with 384 nurses. We collected data using the "Introductory Information Form", "Coronavirus Anxiety Scale" and "Pittsburgh Sleep Quality Index (PSQI)". The analysis of the obtained data included numbers, percentile distributions, mean and standard deviation, Mann Whitney U test, Kruskal Wallis, Dunn test and Spearman correlation test. Findings: The total Coronavirus anxiety scale score of the nurses included in the study is 3.14 ± 3.85 (min: 0, max: 20), and the total point average of PSQI is 13.29±2.57 (min: 7, max: 20). There is also a positive significant relationship between the coronavirus anxiety scale and PSQI (p