Aim: Palliative care plays a crucial role in improving the quality of life for patients and their families, particularly in sensitive areas like neonatal intensive care units (NICUs), where specialized and precise care is required. Enhancing the performance of nurses in providing palliative care can lead to better treatment outcomes and reduced family stress. This study aimed to evaluate the impact of palliative care training on nurses’ performance in NICUs. This study was conducted with the aim of determining the impact of palliative care training on the performance of nurses in the neonatal intensive care unit.