Tadachika

Tadachika (written: 忠周, 忠隣 or 忠親) is a masculine Japanese given name. Notable people with the name include:


 * Matsudaira Tadachika (松平 忠周), Japanese daimyō
 * Nakayama Tadachika (中山 忠親), Japanese noble and writer
 * Ōkubo Tadachika (大久保 忠隣), Japanese daimyō