Electoral Calendar 2026

11 January

• Benin, parliamentary election — list PR in small magnitude districts

15 January

• Uganda, presidential and legislative election — presidential via classic two-round systems and legislative via first-preference plurality (FPP) in single-member districts

18 January

• Portugal, presidential election (first round) — classic two-round system (top2 runoff voting)

1 February

• Costa Rica, presidential and legislative election — presidential via modified two-round system and legislative via regional closed-list PR

8 February

• Japan, parliamentary election (house of representatives) — parallel voting: 289 members via first-preference plurality (FPP) in single-member districts, 176 members by regional party-list proportional representation

• Portugal, presidential election (second round) — classic two-round system (top2 runoff voting)

• Thailand, parliamentary election (house of representatives) — parallel voting: 400 members via first-preference plurality (FPP) in single-member districts, 100 members by party list proportional representation

11 February

• Barbados, parliamentary election (house of assembly) — first-preference plurality (FPP) in single-member districts

12 February

• Bangladesh, parliamentary election and constitutional referendum — first-preference plurality (FPP) in single-member districts

5 March

• Nepal, parliamentary election (house of representatives) — parallel voting: 165 members via first-preference plurality (FPP) in single-member districts, 110 members by party list proportional representation

8 March

• Colombia, legislative election — regional party-list PR

• Switzerland, national referendums

22 March

• Slovenia, parliamentary election — de facto national party-list PR

• Italy, constitutional referendum

23 March

• Italy, constitutional referendum

24 March

• Denmark, parliamentary election — de facto national party-list PR

26 March

• Faroe-Islands, parliamentary election — party-list PR

4 April

• Maldives, constitutional referendum

12 April

• Hungary, parliamentary election — mixed non-proportional representation ("mixed-member majoritarian") 

• Peru, presidential and legislative election — presidential via classic two-round system, house of representatives via regional open-list PR, senate via parallel voting

• Benin, presidential election (first round) — classic two-round system (top2 runoff voting)

19 April

• Bulgaria, parliamentary election — regional open-list proportional representation

30 April

• Antigua and Barbuda, parliamentary election — first-preference plurality (FPP) in single-member districts

12 May

• Bahamas, parliamentary election — 

17 May

• Cape Verde, parliamentary election — 

24 May

• Cyprus, parliamentary election — regional open-list proportional representation

31 May

• Colombia, presidential election (first round) — classic two-round system (top2 runoff voting)