Cognomen Katsunari (Katsunari 
) , globally, is a very rare surname. The cognomen Katsunari is characteristic of Eastern Asia, particularly Japan, where it is a very rare surname, and China, where it is an extremely rare surname. Predominantly, Katsunari is the forename as well as the last name.
Abe, Nagano, Fujita, Yamada, Shimizu, Kikuchi, Okamoto, Okamura, Yoshida, Matsuoka, Sakamoto, Nakamura, Nakajima, Watanabe, Yamamoto, Yamazaki, Yoshioka, Matsumoto, Kobayashi, Takahashi, Nishimura, Hashimoto, Takeda, Takagi, Tatsui, Tanaka, Ito, Mori, Sano, Sato, Aoki, Kato, Endo, Maeda, Saito, Honda, Yamashita, Fujii, Isobe, Ikeda, Omori, Okada, Matsui, Masuda, Sasaki, Sawada, Suzuki, Kimura, Inoue, and Yoshimura