Bayliss
surname · Latin script
Meaning: ‘Court official, bailiff’, from Middle English bailis, from Old French baillis
(measured from records)Officially recorded in 10 countries · latest register: dane.gov.pl, 2026
Bayliss is a surname written in the Latin script, most frequently recorded in the United States.
Spellings & scripts
(measured from records)One other spelling is counted as the same name:
Spellings marked ● are how people bearing the name write it in our records, and ○ marks a model's transliteration; click a spelling to open its page.
Meaning & origin
(measured from records)- Middle Englishbailis(measured from records)
- Old Frenchbaillis(measured from records)
‘Court official, bailiff’, from Middle English bailis, from Old French baillis.
Cited for this meaning 1
- Encyclopedia of surnames [the complete companion to tracing your names history]
Attested in 1 language in the etymology graph.
Where in the world
(measured from records)Bayliss counted together with the spellings and other-language forms grouped with it. Where a register counted another spelling, the row names it.
| Country | Most common spelling | ||
|---|---|---|---|
| US United States | — | 2.2K | — |
| ES Spain | — | 43 | — |
| BE Belgium | — | 13 | — |
| PL Poland | — | 12 | — |
| NO Norway | — | 10 | — |
Exact figures are national registers' own counts, while figures marked ≈ and est. are Mondonomo’s estimates, counted from our sources and calibrated against those registers; hover one for how far to trust it in that country. A dash means neither exists.
Registers cited: Census Bureau — Surname Frequency 2010; INE — Apellidos más frecuentes (Padrón Municipal); Familienaam.be — Belgian family-name frequency (population register); dane.gov.pl — PESEL living persons (surnames); SSB — Navnesøk (name-search service, living population). Figures without a register are Mondonomo estimates; see Methodology.
Country figures for a list of names, at full precision, are available under licence rather than by scraping this table (how that works).
Other recorded senses
(measured from records)Bayliss is also recorded in one other lexicon, as a different name or as an ordinary word. These are senses of the spelling, not of the name above.
In English, A surname from Old French.
as a wordkaikki.org Wiktionary extract (IPA + transliterations)
Ordered by how much of this spelling's record each language holds, so a sense from a language the name is barely used in sits last rather than first.
Notable people with this name
(measured from records)- William Baylissb. 1860GBBritish physiologist (1860–1924)
- Peter Baylissb. 1936professor of mineralogy, Department of Geology and Geophysics, University of Calgary, Alberta
- Loretta Baylissb. 1939NZcricketer (1939-1966)
- Trevor Baylissb. 1962AUAustralian cricketer and coach
- Lisa Baylissb. 1966GBfield hockey player
- Troy Baylissb. 1969AUAustralian motorcycle racer
- Kevin Baylissb. 1971British video game designer
- David Baylissb. 1976GBfootballer; football manager (born 1976)
- Jonah Baylissb. 1980USAmerican baseball pitcher
- Lachlan Baylissb. 2002AUAustralian association footballer
The ten people covered by the most Wikipedia language editions — a proxy for cross-cultural notability, which favours historical and Western figures over equally prominent contemporary ones — shown by birth year. Source: Wikidata (CC0).
How to address them
(machine-generated)Evidence
(measured from records)19 registers and reference works attest this spelling, across 10 countries.
| Country | Register | Year | Count | Rank |
|---|---|---|---|---|
| US United States | Census Bureau — Surname Frequency 2010 | 2010 | 2.2K | #13,926 |
| US United States | Census Bureau — Surname Frequency 2020 | 2020 | 2.1K | #13,595 |
| US United States | Census Bureau — Surname Frequency 2000 | 2000 | 2.1K | #13,326 |
| ES Spain | INE — Apellidos más frecuentes (Padrón Municipal) | — | 43 | #49,831 |
| ES Spain | INE — Padrón per-token widgets (current living counts, given + apellidos) | — | 43 | #49,226 |
| BE Belgium | Familienaam.be — Belgian family-name frequency (population register) | 2008 | 13 | #62,045 |
| PL Poland | dane.gov.pl — PESEL living persons (surnames) | 2026 | 12 | — |
| PL Poland | dane.gov.pl — PESEL living persons (names) | — | 12 | #118,838 |
| NO Norway | SSB — Navnesøk (name-search service, living population) | — | 10 | #57,529 |
| PL Poland | dane.gov.pl — PESEL living persons (surnames) | 2026 | 4 | — |
| PL Poland | dane.gov.pl — PESEL living persons (names) | — | 4 | #216,477 |
| US United States | wru Name Dictionary — US surnames, Census 2010 subset (Khanna et al.) | — | — | — |
Reference works 4
- The Oxford Dictionary of Family Names in Britain and Ireland
- Nederlandse FamilienamenBank (Dutch surname bank; ex-Meertens Instituut, now CBG)2007
- Wikipedia surname tokens
- Wikidata name items (native-script + romanized given/family names)
These works list the name; their figures are licensed and are not reproduced here.
Register rows as of the 2026-10-09 data build.
Frequently asked questions
- What does the name Bayliss mean, and where does it come from?
- ‘Court official, bailiff’, from Middle English bailis, from Old French baillis. Recorded by Encyclopedia of surnames [the complete companion to tracing your names history].
- In which country does Bayliss have the most bearers?
- Bayliss is most frequently recorded in the United States.
What do you want to know about Bayliss?
Nobody replies to these one by one, but what readers ask decides what these pages answer next.
Query this name via API
curl -H "X-API-Key: YOUR_KEY" https://api.mondonomo.ai/api/v1/name-graph/baylissThe payload this page is built from: spellings and scripts, countries and languages, related names, and the registers that attest the form. It takes a free API key (1,000 requests a day), which returns what this page shows everyone; the full country table, every register citation and the year-by-year series come with a licensed key, as does bulk access.
About this data
measured from records inferred from the name graph machine-generated
These figures come from the data snapshot of and will change as it is rebuilt.
Statistics are aggregated from the Mondonomo name corpus; related names and etymology are inferred from the name graph; pronunciation and any machine-marked transliterations are model-generated. Read how the numbers are made, including their known failure modes, and where the data comes from.
Reference works we consult — surname dictionaries, official name registers, Wikidata and Wiktionary — are named directly, beside the claims they support. The per-country source counts also include datasets of person records: we publish how many there are and their authority tier, but not their names.
Cite this page Mondonomo, “Bayliss”. Data snapshot 2026-10-13.