Brendan O'Connell (September 18, 1968, New York City) is a contemporary American artist known for his paintings of Walmart interiors.

After graduating from Emory University in 1990 with degrees in philosophy and Spanish literature,[5] he moved back home where he worked in a grocery store.

[2] According to O'Connell, influences on his painting were French Abstract-Expressionist artists including Pierre Soulages and Nicolas de Staël.

[7] He was the subject the 2013 documentary and Vimeo staff pick, "Blocking the Bread Aisle" by Julien Lasseur and Jamie Thalman.

[9] In 2012, O'Connell helped organize the Wal-Art Project in which more than 8,400 children gathered in a stadium in Bentonville, Arkansas, the location of Walmart's headquarters, to display their artwork.