Zhang Lexing (張樂行, 1810–1863) was a guerrilla leader during the Nien Rebellion in China. Zhang was originally a landlord and a member of a powerful lineage involved in salt-smuggling. In 1852 he was chosen to lead the Nien, and in 1856 was bestowed with the title "Lord of the Alliance" when the Nien organised themselves under a banner system inspired by the Eight Banners of the ruling Qing Dynasty. Zhang also at this time claimed the title of "Great Han Prince with the Mandate of Heaven". In 1863 he was defeated and captured along with his son and adopted son by Mongol cavalry general Sengge Rinchen. Prior to being executed, he confessed that he could no longer remember how many places he had plundered; he also claimed to not know the whereabouts of his wife, who had been chased off by gov