Below are notable events in archaeology that occurred in 1919.

• 22 May: A. E. Douglass provides the first comparative dendrochronology datings, to Clark Wissler of the American Museum of Natural History for sites in New Mexico.

• Julio C. Tello makes the first scientific survey of Chavin de Huantar in Peru.
• Late: Col. William Hawley begins work at Stonehenge in England.

• St Piran's Old Church, Perranzabuloe, Cornwall, England.
• Excavation of Tell al-'Ubaid in Mesopotamia by Henry Hall of the British Museum begins.^[1]
• 1919–1921: Graig Lwyd Neolithic stone axe factory in North Wales.^[2]

• 12 May: Traprain Treasure of Roman silver found in Scotland.^[3]

• Katherine Routledge – The Mystery of Easter Island: the story of an expedition.

• 13 March: Mualla Eyüboğlu, Turkish restoration architect (died 2009).
• 23 October: Manolis Andronikos, Greek archaeologist (died 1992).

• 1 October: Francis J. Haverfield, English Romano-British archaeologist (born 1860).
• 22 November: Sir Guy Francis Laking, keeper of the London Museum (born 1875).