W. T. Tutte was a prominent British mathematician known for his significant contributions to the field of graph theory. Born on May 14, 1917, he played a crucial role in developing concepts such as Tutte's theorem and Tutte matrices, which are fundamental in understanding the properties of graphs and networks. During World War II, Tutte worked as a codebreaker at Bletchley Park, where he helped decipher encrypted messages. His work in mathematics continued after the war, leading to advancements in areas like combinatorics and matroid theory. Tutte's legacy remains influential in both theoretical and applied mathematics.