Xu (surname 徐)
Chinese family name (徐)

Xu (Chinese: 徐; pinyin: Xú; Wade–Giles: Hsü2; Jyutping: Ceoi4) is a Chinese-language surname. In the Wade-Giles system of romanization, it is spelled as "Hsu", which is commonly used in Taiwan or overseas Chinese communities. It is different from Xu (surname 許), represented by a different character. The surname originated from the state of Xú and is most common in Jiangsu province.
Variations in other Chinese varieties and languages
In Wu Chinese including Shanghainese, the surname 徐 is transcribed as Zee, as seen in the historical place name Zikawei in Shanghai (Xujiahui in Pinyin). In Gan Chinese, it can be spelled Hi or Hé.
In Cantonese, 徐 is often transcribed as Tsui, T'sui, Choi, Chooi, Chui or even Tsua.
In modern Vietnamese, the character 徐 is written Từ and Sy when migrating to the English-speaking World, particularly the United States. Other spellings include Hee and Hu.
In Japanese, the surname 徐 is transliterated as Omomuro (kunyomi) or Jo (onyomi or Sino-Japanese).
The public source identifies “Xu (surname 徐)” as chinese family name (徐). This brief keeps that definition visible, then builds a research path around surname, Chinese and family.
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Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 25, 2026. The linked authority identifier is Q9757446.
Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Xu (surname 徐)” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.