Lin Xiuzhen (林秀貞) is a human name, may refer to:

Hayashi Hidesada (林 秀貞, 1513–1580), Japanese samurai and retainer of Oda clan Lim Su-jeong (taekwondo) (임수정, hanja: 林秀貞, born 1986), female South Korean taekwondo practitioner

See also Hayashi Lim (disambiguation) Soo-jung