Georgia State University (Georgia State, State, or GSU) is a public research university in Atlanta, Georgia. Founded in 1913, it is one of the University System of Georgia's four research universities. It is also the largest institution of higher education by enrollment based in Georgia and is in the top 10 in the nation in number of students with a diverse majority-minority student population of around 54,000 students, including approximately 33,000 undergraduate and graduate students at the main campus downtown.

Georgia State is classified among "R1: Doctoral Universities – Very High Research Activity". The university's over $200 million in research expenditures for the 2018 fiscal year ranked first in the nation among universities without an engineering, medical, or agricultural school for the third year in a row. The university is the most comprehensive public institution in Georgia, offering more than 250 degree programs in over 100 fields of study spread across 10 academic colleges and schools. Georgia State has two libraries: University Library, which is split between Library North and Library South on the main campus and also divided among the Perimeter College campuses, and Law Library, which is located on the main campus. Together, both libraries contain over 13 million holdings and serve as federal document depositories. Georgia State has a $2.5 billion economic impact in Georgia.

Georgia State University's intercollegiate athletics teams, the Georgia State Panthers, compete in NCAA Division I's Sun Belt Conference. Georgia State is a founding member of the Sun Belt Conference.