By far the best-known bearer:
郑秀晶 (Jung Soo-jung / Krystal Jung, b. 1994), member of K-pop group f(x) and younger sister of
郑秀妍 (Krystal's older sister, Jessica Jung). The name is also generically common in Korea, and
秀晶 is also a regular Chinese given name on its own (literally 'pretty crystal').
