Douglas Witmer — la presencia de color, Sol del Rio Arte Contemporanea, Guatemala City, Summer 2024
Douglas Witmer — Currents, Mercer County College, West Windsor NJ, Winter 2024
Douglas Witmer — Call & Response, The Midwest Museum of American Art, Elkhart IN. January-March 2023.
Galerie Biesenbach, Cologne, Germany, January 2020.
Hemphill Fine Arts, Washington, DC, 2018
Douglas Witmer, Dubh Glas, Tiger Strikes Asteroid, Philadelphia, 2017.
Douglas Witmer, Verse and Chorus, Gray Contemporary, Houston, 2016.
Douglas Witmer, fourpart, Tiger Strikes Asteroid, Philadelphia, 2015.
Douglas Witmer, Recent Paintings, The Pennsylvania Academy of the Fine Arts, Philadelphia, 2015.
Douglas Witmer, All Kinds of Ways to Your Garden, Blank Space, New York, 2013.