This article lists political parties in South Korea. South Korea has a weakly institutionalized multi-party system, characterized by frequent changes in party arrangements. At least one of the many political parties has a chance of gaining power alone.

Current parties

Parties represented in the National Assembly

Extra-parliamentary parties

Conservative parties

Centrist (or conservative liberal) parties

Liberal parties

Progressive parties

Single-issue parties

Unknown stances, third position, or syncretic parties

of 10 minor conservative parties. Formerly known as the Chungcheong's Future Party. (2020–2023)

Parties in formation

These parties are not legal acting political parties yet, but are in the process of gathering petition signatures to become formal political parties.

Banned parties

Communist and Juche parties

Social Democratic and progressive parties

Other

Defunct parties

Conservative parties

Mainstream parties

Minor parties

Liberal parties

Mainstream parties

Minor parties

Progressive parties

Green parties

Unknown or syncretic parties