| Type: | commune |
| County: | Neamț |
| Tămășeni | |
| Leader Name: | Ștefan Lucaci |
| Leader Party: | PNL |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 46.994°N 26.9505°W |
| Elevation: | 186 |
| Area Total: | 23.48 |
| Population Total: | auto |
| Postal Code: | 617465 |
| Area Code: | +(40) 233 |
Tămășeni (hu|Tamásfalva) is a commune in Neamț County, Western Moldavia, Romania. It is composed of two villages, Adjudeni (Dzsidafalva) and Tămășeni.
The commune is situated on the Moldavian Plateau, at an altitude of, on the right bank of the Siret River. It is located in the eastern part of Neamț County, north of Roman and east of the county seat, Piatra Neamț, on the border with Iași County. Tămășeni is crossed by county road DJ201C, which connects it to the city of Roman and to national road DN2 (part of European route E85).
At the 2002 census, the commune had 8,263 inhabitants, 99.9% being ethnic Romanians; 99% were Roman Catholic and 0.8% Romanian Orthodox. At the 2011 census, Tămășeni had a population of 6,493, with 94.79% Romanians, while at the 2021 census, the population was 6,958, with 92.31% Romanians.[1]
Adjudeni village is the site of a monumental Roman Catholic church.