Mary Jane Ward (née Martin; 6 June 1851 – 14 March 1933) was a Cambridge-based Irish suffragist, lecturer and writer. In spite of her lack of formal schooling, she was accepted to study at Newnham Hall (now Newnham College), Cambridge, in 1879 becoming the first woman to pass the moral sciences tripos examination with first class honours. She lectured at the college, and remained associated with it for many years. Her husband was James Ward, Cambridge Professor of Mental Philosophy and Logic.