重齿槭（学名：Acer duplicatoserratum）为槭树科槭属下的一个种。

Acer duplicatoserratum is a species of maple, native to southern and eastern China (Anhui, Fujian, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shandong, Taiwan, Zhejiang).

Acer duplicatoserratum is a small tree, in the same group of maples as Acer palmatum. The leaves are palmately lobed with seven to nine lobes, 2.3–10 cm long and 3–10 cm broad.