Roucas Surname
Approximately 111 people bear this surname
Roucas Surname Distribution Map
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| Brazil | 55 | 1:3,892,261 | 106,836 |
| Mexico | 48 | 1:2,585,963 | 21,318 |
| Australia | 7 | 1:3,856,529 | 135,538 |
| France | 1 | 1:66,422,722 | 504,397 |
The alternate forms: Rouças (3) are calculated separately.
Roucas Last Name Facts
Where Does The Last Name Roucas Come From? nationality or country of origin
Roucas has its highest incidence in Brazil. It can also appear in the variant forms: Rouças. Click here for further possible spellings of this last name.
How Common Is The Last Name Roucas? popularity and diffusion
The last name Roucas is the 1,736,881st most widely held last name at a global level. It is borne by around 1 in 65,653,567 people. The surname occurs mostly in The Americas, where 93 percent of Roucas are found; 50 percent are found in South America and 50 percent are found in Luso-South America.
The surname is most widely held in Brazil, where it is held by 55 people, or 1 in 3,892,261. In Brazil Roucas is most numerous in: Rio de Janeiro, where 96 percent reside, Paraná, where 2 percent reside and São Paulo, where 2 percent reside. Outside of Brazil it exists in 3 countries. It also occurs in Mexico, where 43 percent reside and Australia, where 6 percent reside.
Phonetically Similar Names
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Footnotes
- Surnames are taken as the first part of an person's inherited family name, caste, clan name or in some cases patronymic
- Name distribution statistics are generated from a global database of over 4 billion people - more information
- Heatmap: Dark red means there is a higher occurrence of the name, transitioning to light yellow signifies a progressively lower occurrence. Clicking on selected countries will show mapping at a regional level
- Rank: Name are ranked by incidence using the ordinal ranking method; the name that occurs the most is assigned a rank of 1; name that occur less frequently receive an incremented rank; if two or more name occur the same number of times they are assigned the same rank and successive rank is incremented by the total preceeding names
- Ethnic group cannot necessarily be determined by geographic occurrence
- Similar: Names listed in the "Similar" section are phonetically similar and may not have any relation to Roucas
- To find out more about this surname's family history, lookup records on FamilySearch, MyHeritage, FindMyPast and Ancestry. Further information may be obtained by DNA analysis