Acer duplicatoserratum is a species of maple, native to southern and eastern mainland China (Anhui, Fujian, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shandong, Zhejiang) and Taiwan.
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, long and broad.
There are two varieties: Acer duplicatoserratum var. duplicatoserratum. Taiwan, endemic; listed as Vulnerable. It occurs in submontane broadleaved forest scattered in central to northern parts of the island. Its altitudinal range is . Leaf petioles always pubescent. Acer duplicatoserratum var. chinense C.S.Chang. Mainland China, in deciduous forests at elevations of asl. Leaf petioles pubescent only when young, becoming hairless as they grow.