| Named By: | J. L. Sanz & J. F. Bonaparte in 1992 |
| Time Period: | Early Cretaceous, 125 Ma |
| Location: | Spain, Cuenca Province - Calizas de La Huerguina Formation |
| Size: | About 20 centimetres wingspan |
| Diet: | Uncertain |
| Fossil(s): | Holotype (LH-22) of a partial post cranial skeleton. Addiitonal remains of a left foot (LH-8200) added in 1994. Skull unknkown |
| Classification: | | Chordata | Aves | Ornithothoraces | Enantiornithes | Iberomesornithiformes | Iberomesornithidae | |
Iberomesornis ("Spanish intermediate bird") is a monotypic genus of enantiornithine bird of the Cretaceous of Spain.