Nellie Nampeyo Douma was a daughter of Nampeyo of Hano. She was a sister of noted potters Annie Nampeyo and Fannie Nampeyo. She was the mother of noted potters Zella Nampeyo and Marie Koopee. She was also the great-grandmother of Jacob Koopee, Jr. She was known for her tightly painted designs and typically smaller vessels. Her pottery can be found in museums around the country, including at the Museum of Northern Arizona and the Heard Museum.