The 18th National Congress of the Kuomintang (Chinese: 中國國民黨第十八次全國代表大会) was the eighteenth national congress of the Kuomintang political party, held on 17 October 2009 at Xinzhuang Baseball Stadium,Taipei, Taiwan.
The 18th congress was originally planned to be held earlier on 12 September 2013 but was postponed to address the relief efforts of Typhoon Morakot.
The 18th congress saw the inauguration of Ma Ying-jeou to become Chairman of the Kuomintang for the second time after winning the chairmanship election held on 29 July 2009, succeeding the incumbent KMT Chairman Wu Po-hsiung who was retiring. Former Chairman Wu and Lien Chan were appointed as Honorary Chairmen to assist Chairman Ma in Taiwan's external affairs and cross-strait relations, respectively.Chan Chun-po, the Secretary-General to the President was inaugurated as the Secretary-General of the Kuomintang.
Mainland China - CPC General Secretary Hu Jintao sent a congratulatory message to Chairman Ma. In response, Ma also gave a warm reply.