Hanna Neumann was a prominent mathematician known for her contributions to the field of group theory and algebra. Born in 1914 in Germany, she faced significant challenges during her career due to the political climate of the time, particularly the rise of the Nazi regime. Despite these obstacles, she made significant advancements in her research and became a respected figure in mathematics. Neumann emigrated to Australia in 1939, where she continued her work and became a professor at the Australian National University. She was also known for her efforts in promoting mathematics education and supporting women in science. Her legacy includes numerous publications and a lasting impact on the mathematical community.