| 徐 | xú | slowly; gently; surname Xu |
| 徐世昌 | Xú Shì chāng | Xu Shichang (1855-1939), politician associated with the Northern Warlords, president of China in 1921 |
| 徐州 | Xú zhōu | Xuzhou prefecture level city in Jiangsu |
| 徐徐 | xú xú | slowly; gently |
| 徐福 | Xú Fú | Xu Fu |
| 徐俊 | Xú Jùn | Xu Jun (1962-), Chinese Chinese chess grandmaster |
| 徐光启 | Xú Guāng qǐ | Xu Guangqi (1562–1633), agricultural scientist, astronomer, and mathematician in the Ming dynasty |
| 徐克 | xú kè | Tsui Hark, a movie director |
| 徐匡迪 | Xú Kuāng dí | Xu Kuangdi |
| 徐汇区 | Xú huì qū | Xuhui district, central Shanghai |
| 徐娘半老 | xú niáng bàn lǎo | middle-aged but still attractive woman; lady of a certain age |
| 徐家汇 | Xú jiā huì | Xujiahui, an area in 徐汇区, Xuhui district, central Shanghai |
| 徐州地区 | Xú zhōu dì qū | Xuzhou prefecture in Jiangsu |
| 徐州市 | Xú zhōu shì | Xuzhou prefecture level city in Jiangsu |
| 徐志摩 | Xú Zhì mó | Xu Zhimo (1897-1931), writer and poet |
| 徐悲鸿 | Xú Bēi hóng | Xu Beihong (1895-1953), famous European trained painter and influential art teacher |
| 徐星 | Xú Xīng | Xu Xing (1969-), Chinese palaeontologist; Xu Xing (1956-), Chinese short story writer |
| 徐步 | xú bù | to stroll; to walk slowly |
| 徐水 | Xú shuǐ | Xushui county in Baoding 保定, Hebei |
| 徐水县 | Xú shuǐ xiàn | Xushui county in Baoding 保定, Hebei |
| 徐渭 | Xú Wèi | Xu Wei, Chinese painter |
| 徐熙媛 | Xú Xī yuán | Xu Xiyuan or Hsu Hsiyuan or Barbie Hsu (1976-), Taiwan pop star and actress, F4 band member; also called 大S |
| 徐祯卿 | Xú Zhēn qīng | Xu Zhenqing (1479-1511), Ming writer, one of Four great southern talents of the Ming 江南四大才子 |
| 徐缓 | xú huǎn | slow; sluggish; lazily; to slow down |
| 徐继畲 | Xú Jì yú | Xu Jiyu (1795-1873), Chinese geographer |
| 徐闻 | Xú wén | Xuwen county in Zhanjiang 湛江, Guangdong |
| 徐闻县 | Xú wén xiàn | Xuwen county in Zhanjiang 湛江, Guangdong |
| 徐行 | xú xíng | walk slowly, stroll |
| 徐铉 | Xú Xuàn | Xu Xuan (-991), author of commentaries on Shuowen 说文解字注 |
