Protodiscoelius

{{Short description|Genus of wasps}}

{{Automatic taxobox

| image =

| image_caption =

| taxon = Protodiscoelius

| authority = Dalla Torre, 1904{{cite journal | author = James Michael Carpenter | year = 1986 | title = A Synonymic Generic Checklist of the Eumeninae (Hymenoptera: Vespidae) | doi = 10.1155/1986/12489 | journal = Psyche: A Journal of Entomology | volume = 93 | issue = 1–2 | pages = 61–90| doi-access = free }}

| type_species = Protodiscoelius merula

| type_species_authority = (Haliday, 1836)

| subdivision_ranks = Species

| subdivision = *Protodiscoelius merula (Haliday, 1836)

• Protodiscoelius schachovskoyi (Willink, 1957)

}}

Protodiscoelius is a small Andean-Patagonian genus of potter wasps which contains two species.