Kin Yamei (金韻梅; 1864 – March 4, 1934) also seen as Chin Ya-mei or Jin Yunmei, or anglicized as Y.

She is credited with introducing tofu to the United States Department of Agriculture (USDA) during World War I. Kin Yamei was born in 1864, in Ningbo.

She attended the Women's Medical College of the New York Infirmary, founded by Elizabeth Blackwell, where she graduated at the top of her class in 1885.

She spent World War I in the United States, working with the USDA on nutritional and other uses for soybeans, and introducing tofu to American food scientists.

[12] Kin Yamei married Hippolytus Laesola Amador Eca da Silva, in 1894 in Japan.