Abstract We performed a scoping review assessing autoantibodies across chronic non-infectious respiratory diseases including idiopathic pulmonary fibrosis, idiopathic interstitial pneumonias, chronic obstructive pulmonary disease, cystic fibrosis, asthma, bronchiectasis, sarcoidosis, and silicosis. Databases were searched for case-control and cohort studies investigating autoantibodies in the context of these respiratory diseases from inception to 13 September 2024.