Mixed Systems

Primary definition

A system in which the choices expressed by voters are used to elect representatives through two different systems, one proportional representation system and one plurality/majority system. There are two kinds of mixed systems: Parallel systems and Mixed Member Proportional systems.

Also known asMMP · Parallel voting · Mixed-member proportional · Mixed electoral system · Hybrid electoral system
1 sources cited4 related termsReviewed Aug 9, 2026
ACE Electoral Systems GlossaryView source

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A system in which the choices expressed by voters are used to elect representatives through two different systems, one proportional representation system and one plurality/majority system. There are two kinds of mixed systems: Parallel systems and Mixed Member Proportional systems.

ACE Electoral Systems Glossary · 2024

Cite this term

Permanent URL · stable across revisions
Election Security Glossary. (2026). Mixed Systems. In Election Security Glossary. Retrieved August 15, 2026, from https://electionsecurityglossary.com/glossary/mixed-systems

Sources

1 cited · last checked Aug 9, 2026

01

ACE Electoral Systems Glossary
ACE Electoral Systems Glossary

Single-source

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