Lao People's Dem. Republic
| 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 |
|---|---|---|---|---|---|---|
| 2021 | Plurality/Majority | BV | 1 | 164 | 164 | Not applicable |
| 2016 | Plurality/Majority | BV | 1 | 149 | 149 | Not applicable |
| 2011 | Plurality/Majority | BV | 1 | 132 | 132 | Not applicable |
| 2006 | Plurality/Majority | BV | 1 | 115 | 115 | Not applicable |
| 2002 | Plurality/Majority | BV | 1 | 109 | 109 | Not applicable |
| 1997 | Plurality/Majority | BV | 1 | 99 | 99 | Not applicable |
| 1992 | Plurality/Majority | BV | 1 | 85 | 85 | Not applicable |
