Maryam Mirzakhani (born May 1977) is an Iranian mathematician working in the United States. Since 1 September 2008, she has served as a professor of mathematics at Stanford University.In 2014, Mirzakhani became both the first woman and the first Iranian honored with the Fields Medal, the most prestigious award in mathematics.The award committee cited her work in understanding the symmetry of curved surfaces. Her research topics include Teichmüller theory, hyperbolic geometry, ergodic theory, and symplectic geometry.She won Clay Research Award in 2014.