Botswana
| 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 |
|---|---|---|---|---|---|---|
| 2024 | Plurality/Majority | FPTP | 1 | 57 | 63 | TRS |
| 2019 | Plurality/Majority | FPTP | 1 | 57 | 63 | Not applicable |
| 2014 | Plurality/Majority | FPTP | 1 | 57 | 63 | Not applicable |
| 2009 | Plurality/Majority | FPTP | 1 | 57 | 63 | Not applicable |
| 2004 | Plurality/Majority | FPTP | 1 | 57 | 62 | Not applicable |
| 1999 | Plurality/Majority | FPTP | 1 | 47 | Not applicable | |
| 1994 | Plurality/Majority | FPTP | 1 | 40 | 47 | Not applicable |
| 1989 | Plurality/Majority | FPTP | 1 | 34 | Not applicable | |
| 1984 | Plurality/Majority | FPTP | 1 | 34 | 39 | Not applicable |
| 1979 | Plurality/Majority | FPTP | 1 | 32 | 37 | Not applicable |
| 1974 | Plurality/Majority | FPTP | 1 | 32 | 38 | Not applicable |
| 1969 | Plurality/Majority | FPTP | 1 | 31 | 36 | Not applicable |
| 1965 | Plurality/Majority | FPTP | 1 | 31 | Not applicable | |
