Family name Terumasa (Terumasa 
) , around the globe, is a rare cognomen. The family name Terumasa is characteristic of Japan, where it is a rare surname, Hungary, and China, where it is an extremely rare surname. More prevalently, Terumasa is the forename as well as the last name.
Ida, Tanaka, Nakano, Yamada, Hayashi, Higuchi, Okamoto, Yoshida, Miyajima, Murakami, Sakamoto, Nakamura, Nakajima, Hasegawa, Fujiwara, Watanabe, Yamamoto, Yamazaki, Matsumoto, Kobayashi, Takahashi, Hashimoto, Kimura, Kaneko, Suzuki, Sasaki, Ito, Ono, Mori, Sato, Ando, Arai, Aoki, Kato, Kono, Goto, Yamashita, Endo, Maeda, Saito, Sakai, Honda, Fujii, Inoue, Ikeda, Okada, Ogawa, Morita, Hara, and Yamaguchi