Rosalind Chao (born September 23, 1957)[a] is an American actress, best known for playing Soon-Lee Klinger in the mid-1980s CBS show AfterMASH, Rose Hsu Jordan in the 1993 movie The Joy Luck Club, the recurring character Keiko O'Brien on Star Trek: The Next Generation and Star Trek: Deep Space Nine in the 1990s, and Dr. Kim on The O.C.

[15] Deciding not to pursue acting, Chao enrolled in the communications department at the University of Southern California where she earned her degree in journalism.

[16][13] Chao's breakthrough role was that of Soon-Lee, a South Korean refugee, in the final episodes of the TV series M*A*S*H.[16] Soon-Lee married longtime starring character Maxwell Klinger (Jamie Farr) in the series finale "Goodbye, Farewell and Amen",[17] which aired on February 28, 1983, and was the most-watched U.S. sitcom television episode of all time as of 2021.

In 2010, a preliminary casting memo for The Next Generation from 1987 was published, revealing that Chao was originally considered for the part of Enterprise security chief Tasha Yar.

[20][21] In 2019, she was invited to join the Academy of Motion Picture Arts and Sciences, citing her contributions to the critically acclaimed films The Joy Luck Club and I Am Sam.