Mary Addison Hackett (b. 1961, Atlanta, Georgia) is an artist with an observational practice whose work examines the construction of meaning, memory, and representation in day-to-day life. She works across painting, photography, video, writing, and other time-based projects.

Hackett has presented her work at museums, galleries, film festivals, and non-profit spaces across the United States and abroad. Her work has been reviewed by Christopher Knight in the Los Angeles Times and written about in The Atlanta-Journal Constitution, The Tennessean, Burnaway, New American Paintings, Two Coats of Paint, and The Nashville Scene. Her work is in the permanent collection of the Getty Research Institute, the Escalette Permanent Collection of Art, and the Riverside Art Museum, and has been supported by the Desert X Artist Relief Fund, BAVC (Bay Area Video Coalition), the Tennessee Arts Commission, the Chicago Department of Cultural Affairs, and residencies in the United States and abroad. She was a nominee for the 2022 Joan Mitchell Foundation Fellowship Grant.

Mary Addison Hackett earned her MFA from the University of Illinois at Chicago in 1995 and her BFA in Painting from the University of Tennessee, Knoxville. She is currently based in Nashville, Tennessee.