The Harvard Graduate School of Design (GSD) is a graduate school of design at Harvard University. Located in Cambridge, Massachusetts, the GSD offers master's and doctoral programs in architecture, landscape architecture, urban planning, urban design, real estate, design engineering, and design studies.

The GSD has over 13,000 alumni and has graduated many famous architects, urban planners, and landscape architects. The school is considered a global academic leader in the design fields.

The GSD has the world's oldest landscape architecture program (founded in 1893) and North America's oldest urban planning program (founded in 1900). Architecture was first taught at Harvard University in 1874.The Graduate School of Design was officially established in 1936, combining the three fields of architecture, urban planning, and landscape architecture under one graduate school.