Florence Nightingale was a pioneering figure in nursing and is often referred to as the founder of modern nursing. She gained fame during the Crimean War for her exceptional contributions to healthcare, where she organized care for wounded soldiers. Her work significantly reduced the death rate in military hospitals through better sanitation and patient care practices, establishing high standards for nursing and medical care. In addition to her practical achievements, Nightingale was a statistician and utilized data to advocate for healthcare reform. She created innovative methods for presenting statistical data, which helped influence public health policy and hospital design. Her emphasis on hygiene, nutrition, and patient observation laid the groundwork for nursing as a respected profession. Nightingale's legacy endures today, as her principles continue to guide nursing education and practice. She emphasized the importance of compassionate care and the need for trained professionals in the nursing field. Her birthday, May 12, is celebrated as International Nurses Day, honoring her contributions and the nursing profession as a whole. Florence Nightingale is widely considered the founder of modern nursing. Her pioneering work during the Crimean War revolutionized healthcare practices and set new standards for patient care. As a statistician, she used data to advocate for systemic reforms in healthcare, making significant impacts on public health policies with her innovative statistics and meticulous documentation. Her legacy, celebrated annually on International Nurses Day, emphasizes the importance of compassion, hygiene, and training in nursing, influencing the profession profoundly and enduringly.