Pierre de Fermat was born on August 17, 1601, in Beaumont-de-Lomagne, France. He later died on January 12, 1665. Pierre Fermat was a french mathematician who is often called the founder of the modern theory of numbers. He worked with Rene Descartes during the 17th century. Pierre grew up in a wealthy family, his father was a wealthy leather merchant and his mother was involved in law. Fermat had one brother and two sisters. He attended school at the local Franciscan monastery and later attended the University of Toulouse where he first started his mathematical researches. Later, he moved to Orleans to study at the University. He received a degree in civil law and became a lawyer and government official in 1931. This is how his name changed from Pierre Fermat to Pierre de Fermat because of the office he held. He worked in the lower chamber of parliament until getting promoted to the highest level of criminal court. Pierre married his love of his life, his fourth cousin, Louise de Long, and later had five children. He believed that his hobby was always learning about math while his actual job was being a lawyer. Pierre died in Castres at the age of 64. The oldest and most prestigious high school in Toulouse is named after Fermat as tribute to his work. A famous french sculptor Theophile Barrau made a marble statue also as tribute called Hommage a Pierrre Fermat.