Tadanao

Tadanao (written: 忠直, 忠尚 or 忠愨) is a masculine Japanese given name. Notable people with the name include:


 * Matsudaira Tadanao (松平 忠直), Japanese daimyō
 * Nishio Tadanao (西尾 忠尚), Japanese daimyō
 * Ōkubo Tadanao (大久保 忠愨), Japanese daimyō