Erkin Alptekin (Uyghur: ئەركىن آلبتكين; Chinese: 艾尔肯·阿布甫泰肯; pinyin: Àiěrkěn Ābùtàijīn) (born July 4, 1939 in Kashgar, Republic of China) is a Uyghur activist. From Germany, he has helped found many Uyghur nationalist organizations, the best known of which are the Unrepresented Nations and Peoples Organization (UNPO) and the World Uyghur Congress.