Romania
| Year | Electoral system family | Electoral system for national legislature | Number of tiers | Legislative size (directly elected) | Legislative size (voting members) | Electoral system for the president |
|---|---|---|---|---|---|---|
| 2025 | PR | List PR | 1 | 312 | 331 | TRS |
| 2020 | PR | List PR | 1 | 312 | 329 | TRS |
| 2016 | PR | List PR | 1 | 312 | 329 | TRS |
| 2012 | Mixed | MMP | 2 | 332 | 332 | TRS |
| 2008 | Mixed | MMP | 2 | 334 | 334 | TRS |
| 2004 | PR | List PR | 1 | 332 | 332 | TRS |
| 2000 | PR | List PR | 1 | 345 | 345 | TRS |
| 1996 | PR | List PR | 1 | 343 | 343 | TRS |