Gabriel Adolf Gustafson (August 8, 1853 - April 16, 1915 ) was a Swedish-Norwegian archaeologist. He was responsible for the excavation and conservation of the Oseberg ship. 
Gabriel Gustafson was born in Visby, in Gotland County, Sweden. Gustafson studied at the University of Uppsala earning a degree in Archaeology (1871). He was a professor at Uppsala University (1875-89). Gustafson was employed by the University of Bergen, Norway, as a conservator from 1889 to 1900. In 1900, following the death of Oluf Rygh, he was appointed manager of the University Museum of National Antiquities at University of Kristiania, (now University of Oslo) and professor of archaeology.
He is best known for his 1904-05 work, together with Haakon Shetelig, on the Oseberg Viking ship near Tønsberg in Norway. He was awarded with the appointment of Knight of 1 Class of the Order of St. Olav in 1911.
- Hougen, Bjørn (1965) Gabriel Gustafson, et 50-års minne (in "Viking", book 29", Oslo: Norsk Arkeologisk Selskap)
- Sjovold, Thorleif (1969) The Oseberg Find and the Other Viking Ship Finds Mary Fjeld Sjovold, translation (Universitetets Oldsaksamling)
- Hagen, Anders (1968) The Viking Ship Finds: The Oseberg, Gokstad, and Tune Ships (Universitetets Oldsaksamling)