Nine new eriophyoid mite species of the genus Diptilomiopus (Acari: Diptilomiopidae) from China and Malaysia are described and illustrated. They are D. broussonetus sp. nov. on Broussonetia sp. (Moraceae), D. callicarpus sp. nov. on Callicarpa bodinieri (Lamiaceae), D. fortunus sp. nov. on Alniphyllum fortunei (Styracaceae), D. keningaus sp. nov. on Stephania sp. (Menispermaceae), D. milletus sp. nov. on Adinandra milletii (Pentaphylacaceae), D. nobilus sp. nov. on Sterculia nobilis (Malvaceae), D. octandrus sp. nov. on Aporosa octandra (Phyllanthaceae), D. rotundus sp. nov. on Ilex rotunda (Aquifoliaceae), and D. sabahus sp. nov. on Morus sp. (Moraceae). All new species are vagrant on lower leaf surface. No damage to the host was observed.