| ERN BOND |
European Reference Network on rare bone diseases | Factsheet |
| ERN CRANIO |
European Reference Network on craniofacial anomalies and ear, nose and throat (ENT) disorders |Factsheet – Website |
| Endo-ERN |
European Reference Network on endocrine conditions | Factsheet – Website |
| ERN EpiCARE |
European Reference Network on epilepsies | Factsheet – Website |
| ERKNet |
European Reference Network on kidney diseases |Factsheet – Website |
| ERN-RND |
European Reference Network on neurological diseases | Factsheet – Website |
| ERNICA |
European Reference Network on inherited and congenital anomalies | Factsheet – Website |
| ERN LUNG |
European Reference Network on respiratory diseases |Factsheet – Website |
| ERN Skin |
European Reference Network on skin disorders | Factsheet – Website |
| ERN EURACAN |
European Reference Network on adult cancers (solid tumours) | Factsheet – Website |
| ERN EuroBloodNet |
European Reference Network on haematological diseases | Factsheet – Website |
| ERN eUROGEN |
European Reference Network on urogenital diseases and conditions | Factsheet – Website |
| ERN EURO-NMD |
European Reference Network on neuromuscular diseases | Factsheet – Website |
| ERN EYE |
European Reference Network on eye diseases | Factsheet – Website |
| ERN GENTURIS |
European Reference Network on genetic tumour risk syndromes | Factsheet –Website |
| ERN GUARD-HEART |
European Reference Network on diseases of the heart | Factsheet – Website |
| ERN ITHACA |
European Reference Network on congenital malformations and rare intellectual disability | Factsheet – Website |
| MetabERN |
European Reference Network on hereditary metabolic disorders | Factsheet – Website |
| ERN PaedCan |
European Reference Network on paediatric cancer (haemato-oncology) | Factsheet – Website |
| ERN RARE-LIVER |
European Reference Network on hepatological diseases | Factsheet – Website |
| ERN ReCONNET |
European Reference Network on connective tissue and musculoskeletal diseases | Factsheet – Website |
| ERN RITA |
European Reference Network on immunodeficiency, autoinflammatory and autoimmune diseases | Factsheet – Website |
| ERN TRANSPLANT-CHILD |
European Reference Network on Transplantation in Children | Factsheet – Website |
| VASCERN |
European Reference Network on Rare Multisystemic Vascular Diseases | Factsheet – Website |