Adam Greenhalgh is associate curator at the National Gallery of Art. He has been lead author since January 2015 of the catalogue raisonné Mark Rothko: The Works on Paper. He is also the curator of the Mark Rothko: Paintings on Paper exhibition, which opened at the National Gallery in November 2023, before traveling to the National Museum, Oslo, in summer 2024, and the author of the companion book.

Adam joined the Gallery in 2012 when he was selected as an Andrew W. Mellon postdoctoral curatorial fellow in the department of modern prints and drawings. During his three-year-long fellowship, he conceived and organized the exhibition The Serial Impulse at Gemini G.E.L. (2015), cocurated the exhibition Yes, No, Maybe: Artists Working at Crown Point Press (2013), and coauthored the accompanying catalog. He also mounted a display of John Cage's prints, John Cage: Rocks, Paper, Fire, to commemorate the 2012 centennial of Cage's birth. He has published on American art in a number of journals and exhibition and collection catalogs, including Three Centuries of American Prints from the National Gallery (2016), and Facture (2020), the journal of technical art history and conservation published by the National Gallery. Adam has worked at the Sterling and Francine Clark Art Institute and the Corcoran Gallery of Art.

He received his PhD from the University of Maryland, his MA from Williams College, and his BA from the University of Virginia.