Hans Roser (Marburg, 29 March 1893 – Ieper, 25 July 1915) was a German air observer during the First World War. He was a member of one of the Feldflieger Abteilung reconnaissance units tied to a German army unit, with the rank of Fliegerhauptmann. On 25 July 1915 he was shot down by the British pilot Lanoe Hawker, east of the legendary Hill 62.