2018 Democratic Party of Korea leadership election

The Democratic Party of Korea held a leadership election on 25 August 2018. It was the first leadership election since the inauguration of President Moon Jae-in. The elected leader was slated to serve a 2-year term.

Dropped out

 * Lee Jong-kul, member of the National Assembly, former Floor leader of the party.
 * Choi Jae-sung, member of the National Assembly, former Secretary-General of the party.
 * Kim Doo-kwan, member of the National Assembly, former Governor of South Gyeongsang Province.
 * Lee In-young, member of the National Assembly.
 * Park Beom-kye, member of the National Assembly.

Advance to the finals

 * Lee Hae-chan, member of the National Assembly, former leader of the party, former Prime Minister of South Korea, former Minister of Education.
 * Kim Jin-pyo, member of the National Assembly, former Floor leader of the party, former Minister of Education and Human Resources Development, former Minister of Finance and Economy.
 * Song Young-gil, member of the National Assembly, former Mayor of Incheon.

Results
The ratio of the results by sector was 45% for delegates, 40% for party members, 10% for opinion poll and 5% for non-voting members poll.