Yi So-yeon: 2nd June

 Yi So-yeon (born 1978) is a South Korean astronaut and biotechnologist who became the first Korean to fly in space.

Lee was born and raised in Gwangju, South Korea and graduated from KAIST with a Master's degree in Mechanical Engineering. In 2006, she was selected as one of two finalists in the Korean Astronaut Program On April 8, 2008, she was launched into space alongside two Russian cosmonauts. She spent around eleven days in space; on April 19, she returned to the surface.

Yi So-yeon with NASA astronaut Peggy Whitson (right), Expedition 16 commander, and Russian Federal Space Agency cosmonaut Yuri Malenchenko

Afterwards, Yi worked as a researcher at the Korea Aerospace Research Institute (KARI). She then attended the International Space University before resigning from KARI to pursue an MBA at the University of California, Berkeley Haas School of Business. She then moved to Washington and lectured in physics at Everett Community College and the University of Washington.