Fumiko Yonezawa

Fumiko Yonezawa (米沢 富美子; born 1938) is a Japanese theoretical physicist. She researched semi-conductors and liquid metals.

Yonezawa graduated from Kyoto University. She worked with a group of scientists at Keio University, simulating amorphous structures using computers and then creating visualizations of them.

She was made President of the Physics Society of Japan in 1996, the first woman to hold the position. in 1984 she was awarded the Saruhashi Prize, and in 2005 a L'Oréal-UNESCO Award for Women in Science for "pioneering theory and computer simulations on amorphous semiconductors and liquid metals."