Piaz
surname · Latin script
Meaning: do lat. med. *plagium com sufixo -aceus; indica habitante de encosta de monte (Dicionário dos sobrenomes italianos)
(measured from records)Officially recorded in 4 countries · latest register: BFS, 2024
/piɐʃ/(machine-generated) Portuguese · model-generated · uncertain
Piaz is a surname written in the Latin script, with more bearers in Brazil than in any other country: 656 people, counted by IBGE.
- BRBrazil1 in 323K(measured from records)
- CHSwitzerland1 in 646K
- USUnited States1 in 1.5M
carrying the name, as counted by its national register where one exists and as Mondonomo estimates it elsewhere (marked ≈ and "est." on hover). One hue, darker where it is more common; hover a country for its figure.
- Brazil (measured from records)
- Record sources
- 61 (measured from records)
- 1 in 323K (inferred from the name graph)
656 people
corpus datasets behind its best-documented spelling
strongest: highest-authority source
Brazil
measured from records inferred from the name graph
How to pronounce Piaz
- Portuguese:/piɐʃ/(machine-generated) model-generated
- Spanish:/pjas/(machine-generated) model-generated
Readings marked model-generated were transcribed by a model; the others are quoted from the dictionary named.
Meaning & origin
(measured from records)do lat. med. *plagium com sufixo -aceus; indica habitante de encosta de monte.
Cited for this meaning 1
- Dicionário dos sobrenomes italianos
Where the surname Piaz is found
(measured from records)Piaz counted together with the spellings and other-language forms grouped with it. Where a register counted another spelling, the row names it.
Sorted by bearers: national registers' counts, and Mondonomo's estimates (≈, est.) where no register counts.
| Country | Most common spelling | Sources | |||
|---|---|---|---|---|---|
| BR Brazil | 656 | 1 in 323K | 656 | Piaz | 61 |
| US United States | 223 | 1 in 1.5M | 223 | Piaz | 22 |
| IT Italy | ≈160 est. | ≈1 in 369K | listed | Piaz | 10 |
| AR Argentina | ≈21 est. | ≈1 in 2.1M | — | Piaz | 15 |
| PH Philippines | ≈15 est. | ≈1 in 7.6M | — | Piaz | 2 |
| CH Switzerland | 13 | 1 in 646K | 13 | — | 3 |
| GT Guatemala | ≈11 est. | ≈1 in 1.7M | — | Piaz | 3 |
656 people counted by IBGE — Censo 2022 Nomes no Brasil per-token lookup (v3 API, given+surname). 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: IBGE — Censo 2022 Nomes no Brasil per-token lookup (v3 API, given+surname); Census Bureau — Surname Frequency 2010; the italian-surnames-defelice-1978 register; BFS — Familiennamen der Wohnbevölkerung (surnames). 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)Piaz is also recorded in 2 other lexicons, as a different name or as an ordinary word. These are senses of the spelling, not of the name above.
In Italian, Variante di Piazza
as a nameDizionario dei cognomi italiani
In ckv, dish, plate
as a wordAustronesian Comparative Dictionary (ACD), CLDF v2.0
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)- Giovanni Piazb. 1879ITItalian mountaineer and mountain guide (1879–1948)
- Gianna Piazb. 1923ITItalian actress
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)7 registers and reference works attest this spelling, across 4 countries.
Register rows as of the 2026-10-09 data build.
Frequently asked questions
- How do you pronounce Piaz?
- It depends on the language: in Portuguese /piɐʃ/; in Spanish /pjas/. Transcriptions are machine-generated except where a dictionary is named.
- What does the name Piaz mean?
- Recorded meaning: do lat. med. *plagium com sufixo -aceus; indica habitante de encosta de monte.
- Which countries have the most people with the surname Piaz?
- In Brazil, the national register counted about 656 people named Piaz, more than in any other country we hold, where it is most often spelled piaz. After it come United States, Italy, Argentina and Philippines; the country table on this page ranks them.
- Where is Piaz most common?
- Piaz is densest in Brazil, where the national register counts about 1 in 323 thousand people carrying it.
- How common is the name Piaz?
- In Brazil, the national register counted 656 people named Piaz, about 1 in 323 thousand residents.
What do you want to know about Piaz?
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/piazThe 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, “Piaz” — ranked 13331st in Brazil (IBGE). Data snapshot 2026-10-13.