Fumiko Yamaguchi Amano (25 May 1903 – 8 January 1987) was a Japanese-born physician and advocate for reproductive health.

She and her husband were both educated in the United States, and founded the Japan Birth Control Institute in Tokyo after World War II.

[3] While at Yale, she was coauthor of a biochemistry article, "Factors Influencing the Distribution and Character of Adipose Tissue in the Rat" (1930).

[4] Her sisters Aiko Yamaguchi (Takaoka) and Megumi Yamuguchi (Shinoda) also attended Barnard College.

[20] Fumiko Yamaguchi married fellow Japanese physician Kageyasu Wat Amano in Arizona in 1934.