This study aims to investigate the impact of servant leadership on the psychological distress of healthcare staff during the Covid-19 crisis. The authors propose that work engagement mediates and mindfulness moderates the direct relationship between servant leadership and psychological distress. Methods Time-lagged data were collected from 277 healthcare staff working at different hospitals in Pakistan. Process Macro version 3.1 on SPSS 23 was used for statistical analysis. For model fitness, we used AMOS V 22. ResultsThe results show that servant leadership is negatively related to psychological distress. Furthermore, work engagement mediates the relationship between servant leadership and psychological distress. Moreover, mindfulness is anticipated to moderate the direct relationship between servant leadership and psychological distress, drawing on the social exchange and conservation of resources theory. DiscussionThis study finds that servant leadership is vital for the mental health of healthcare staff. Thus, it extends the utility of the concept of servant leadership to the psychology and crisis management literature.