Cheng is a shared Latin spelling for several Chinese surnames, rather than one name with one meaning. Important forms are 程 and 成, both read Chéng in Mandarin, and 鄭/郑, read Zhèng in modern Pinyin. Their histories must be distinguished before attaching an origin to a family. The language dictionaries and romanization guide cited below explain why the English spelling alone cannot settle the question.
What Do 程 and 成 Mean?
Taiwan's Ministry of Education records chéng for 程 and explains its historical association with measurement, alongside senses involving standards, journeys, and procedure. It separately recognizes surname use. These vocabulary meanings help explain the character, but do not establish an occupation for a Cheng ancestor. Ministry of Education, *Dictionary of Chinese Character Variants*, 程.
For 成, the Ministry's Revised Mandarin Chinese Dictionary gives the same Mandarin reading, chéng, with senses including accomplishing something and becoming. It also identifies 成 as a surname, citing the Han-period bearer Cheng Jin (成瑨). Thus “accomplish” is a useful gloss of the character, not evidence that a family name was awarded for an ancestor's achievements. 程 and 成 are separate characters and surnames, despite their shared Mandarin pronunciation. Ministry of Education, 成.
Place Names and Personal Names Behind Cheng
The Dictionary of American Family Names records two place-based traditions for 程: a state granted to Xiu Fu under King Xuan of Zhou, tentatively located in Henan, and a fief in Shaanxi associated with descendants of the Xun family in Jin. These are separate accounts, not stages of one migration. Hanks, Cheng entry.
For 成, the dictionary gives fief-name traditions involving 郕, reduced to 成, and a separate derivation from the style name Cheng Hu (成虎) in Chu. In those accounts, a territorial designation or part of an ancestor's name became the descendants' surname. Hanks, Cheng entry.
These are received explanations of surname formation. They do not provide a continuous documentary pedigree for a modern bearer. Likewise, the dictionary's example of Han-period 成瑨 demonstrates historical surname use; it neither identifies the first 成 nor proves that every later family descended from him. A hereditary connection requires evidence linking successive generations, not merely an ancient occurrence of the same character.
When Cheng Is 鄭/郑: The Zheng Connection
鄭, conventionally simplified as 郑, is a different surname. The Ministry of Education gives its Mandarin pronunciation as zhèng and distinguishes the ancient state name from surname use. Ministry of Education, 鄭.
The surname dictionary traces 鄭 to the state of Zheng, associated with territory in present-day Shaanxi and Henan, granted to You, King Xuan of Zhou's younger brother. It records the state's later annexation by Han during the Warring States period. This is a political place-name explanation, not a derivation from 程 or 成. Hanks, Zheng entry.
Why, then, can the surname appear as Cheng? The University of Pittsburgh Library System's conversion table maps Wade–Giles cheng to Pinyin zheng, while Wade–Giles ch'eng corresponds to Pinyin cheng. The apostrophe distinguishes sounds in that system. If a record or index drops it, spellings that were distinguishable can converge. University of Pittsburgh, Chinese Romanization Conversion.
For research, keep the original transcription as well as a proposed modern equivalent. A name recorded as Cheng should not be automatically “corrected” to Zheng: that interpretation needs the character or other supporting context.
Other Forms and Names That Look Related
Hanks also records Cheng for 承, Cantonese 鄭, and variant transcriptions of 陳 and 張, among others. A separate Hmong clan-name use is included. The Latin spelling therefore cannot establish Chinese ethnicity or a single Chinese lineage. Cheng dictionary entry.
The entries for Chen and Zhang provide context when a document actually identifies 陳 or 張. They are not invitations to treat every Chen, Zhang, and Cheng as interchangeable. Distinguish three situations:
- Different transcription systems: Cheng and Zheng may represent the same 鄭 in connected records.
- Different characters with the same pronunciation: 程 and 成 are both Mandarin Chéng, but that does not make them one surname.
- An unexplained spelling change: a similar-looking name remains a search hypothesis until relatives, dates, locality, or original-script records connect it.
These are questions of transcription and identification, not translations into an English word such as “success.” Our guide to testing related surname spellings explains how to document a proposed match.
Researching Your Cheng Family
Begin with the most recent securely identified relatives and work backward. For Cheng, recovering the written surname and home locality will usually be more useful than choosing an ancient origin story.
- Preserve the character from an original source. Photograph a family letter, gravestone, certificate, or genealogy page; retain the complete name and surrounding text. Record an uncertain reading as uncertain rather than choosing 程, 成, or 鄭 because it fits an expected explanation.
- Record each spelling with its date and source. Search Cheng and, when the evidence supports them, Ch'eng or Zheng. Do not apply a Mandarin conversion table to every overseas spelling without checking the family's language context.
- Recover the village and administrative area. Ask relatives for written place names and inspect addresses on correspondence. FamilySearch's ancestral-village guide recommends family documents, gravestones, and immigration records as possible starting points. A village identification can narrow the search for a relevant family genealogy; a province alone may leave many candidates. FamilySearch, Ancestral Villages.
- For a U.S. immigration connection, seek the complete case file. The National Archives explains that Chinese immigration files can include family relationships, birthplaces, testimony, photographs, and village information. An index entry is a lead to these records, not a substitute for them. Compare names of relatives, travel dates, and residence across the file. National Archives, Chinese Immigration and the Chinese in the United States.
The same Archives guide describes “paper son” identities created under exclusion restrictions. Where a file suggests such an identity, distinguish an officially claimed relationship from a biological relationship and compare independent family evidence. This historical possibility should not be assumed for every Cheng immigrant.
If you locate a lineage book, record its title, compilation date, locality, and the exact generations relevant to your family. Test the connection to your known relatives before accepting its earlier pedigree. The surname evidence checklist helps separate a documented parent-child link from a proposed identification. The Chinese sections of our East Asian surname guide provide broader naming context.
References
- Patrick Hanks, ed. Dictionary of American Family Names, 2nd edition. Oxford University Press, 2022, Cheng entry, reproduced by Ancestry.
- Patrick Hanks, ed. Dictionary of American Family Names. Oxford University Press, 2003; online reproduction credits 2003 and 2006. Zheng entry, reproduced by FamilySearch.
- Ministry of Education, Taiwan. Dictionary of Chinese Character Variants, 2024 edition, 程, entry A02928.
- Ministry of Education, Taiwan. Revised Mandarin Chinese Dictionary, 2021 edition, entries 成 and 鄭.
- University of Pittsburgh Library System. Chinese Romanization Conversion, Pinyin and Wade–Giles tables, rows for cheng and zheng. Undated; accessed 8 September 2026.
- FamilySearch. Ancestral Villages. Undated; accessed 8 September 2026.
- National Archives and Records Administration. Chinese Immigration and the Chinese in the United States: Records in the Regional Archives of the National Archives and Records Administration, Reference Information Paper 99, compiled by Waverly B. Lowell, 1996; online version accessed 8 September 2026.