Abstract: Leadership style is phenomenon which affects the productivity and quality nursing care. There is a lack of research studies in this area in Sri Lanka. The aim of this study was to examine the nurses’ perception about their nurse managers’ leadership style. The study sample comprised 160 nurses using simple random sampling. The research instruments were Demographic Data Recording Form and the Perceived Leadership Form Questionnaire. The reliability coefficient of the Perceived Leadership Form Questionnaire was 0.86 and the content validity index of was .91. Data were analyzed using descriptive statistics. Nurses perceived their managers’ leadership style as transformational (Mean = 3.35, SD =0.64), and transactional leadership as (Mean = 3.25, SD =0.45). The results of the study showed that nurses perceived their managers’ leadership style as transformational. The study provides the opportunity for nurse managers to look into their nursing staff by examining their own leadership style