Su Tseng-chang
Su Tseng-chang resigned as DPP chairman soon after election results were announced. Su had pledged to step down if the DPP lost either Taipei County or failed to win 10 of the 23 mayor/magistrate positions. Vice President Annette Lu was appointed acting DPP leader. Presidential Office Secretary-General Yu Shyi-kun was elected in a three-way race against legislator Chai Trong-rong and Wong Chin-chu with 54.4% of the vote.