| Type: | commune |
| County: | Mureș |
| Population Total: | auto |
| Official Name: | Papiu Ilarian |
| Other Name: | Mezőbodon |
| Leader Name: | Levente Varó[1] |
| Leader Party: | UDMR |
| Term: | 2020 - 2024 |
| Coordinates: | 46.55°N 36°W |
Papiu Ilarian (formerly Budiul de Câmpie; Hungarian: Mezőbodon NaNm (-2,147,483,648feet)) is a commune in Mureș County,Transylvania, Romania composed of five villages:
Its first written mention is from 1332 as Budun (Bodon). The prefix "Mező", meaning 'field', in its Hungarian name refers to the Mezőség subregion where it lies.
Romanian politician Alexandru Papiu Ilarian was born here in 1828, and the commune was named after him in 1925.
The commune has a Hungarian majority. According to the 2002 census, it has a population of 1,013 of which 56.17% or 569 are Hungarian.