Kate Masur is an American historian and author. She is a professor of history at Northwestern University.^[1]

Her book Until Justice Be Done was a 2022 Pulitzer Prize finalist and winner of the American Historical Association's Littleton-Griswold Prize in US law and society, broadly defined.^[2][3]

• An Example for All the Land: Emancipation and the Struggle over Equality in Washington, D.C. (UNC Press, 2010)^[4][5][6]
• (with Gregory Downs) The World the Civil War Made (UNC Press, 2015)^{[7][8][9][10]}
• (author of introduction) They Knew Lincoln, by John E. Washington (Oxford University Press, 2018)
• Until Justice Be Done: America’s First Civil Rights Movement, from the Revolution to Reconstruction (W. W. Norton, 2021)^[11][12]