| 郑 | zhèng | surname Zheng; abbr. for 郑州 |
| 郑州 | Zhèng zhōu | Zhengzhou prefecture level city and capital of Henan Province in central China |
| 郑重 | zhèng zhòng | serious; solemn |
| 郑和 | Zhèng Hé | Zheng He (1371-1433), famous early Ming dynasty admiral and explorer |
| 郑成功 | Zhèng Chéng gōng | Koxinga (1624-1662), south Chinese regional leader during early Qing, fled the mainland and conquered Taiwan from the Dutch |
| 郑重其事 | zhèng zhòng qí shì | serious about the matter |
| 郑伊健 | Zhèng Yī jiàn | Ekin Cheng (1967-), Hong Kong actor and pop singer |
| 郑光祖 | Zhèng Guāng zǔ | Zheng Guangzu, Yuan dynasty dramatist in the 杂剧 tradition of musical comedy, one of the Four Great Yuan dramatists 元曲四大家 |
| 郑国渠 | Zhèng guó qú | Zhengguo canal, a 150 km long irrigation canal in Shaanxi built in 264 BC |
| 郑梦准 | Zhèng Mèng zhǔn | Chung Mongjoon (1951-), Korean magnate and the founder of Hyundai 現代 |
| 郑州大学 | Zhèng zhōu Dà xué | Zhengzhou University |
| 郑州市 | Zhèng zhōu shì | Zhengzhou prefecture level city and capital of Henan Province in central China |
| 郑幸娟 | Zhèng Xìng juān | Zheng Xingjuan (1989-), Chinese athlete, lady high jumper |
| 郑易里 | Zhèng Yì lǐ | Zheng Yili (1906-2002), translator, editor and lexicographer, creator of the Zheng coding |
| 郑玄 | Zhèng Xuán | Zheng Xuan (127-200), late Han scholar |
| 郑码 | Zhèng mǎ | Zheng coding; original Chinese character coding based on component shapes, created by Zheng Yili 郑易里, underlying most stroke-based Chinese input methods; also called common coding 字根通用码 |
| 郑裕玲 | Zhèng Yù líng | Carol "Dodo" Cheng Yu-Ling (1957-), Hong Kong actress and TV host |
