Rioo Surname
Approximately 510 people bear this surname
Rioo Surname Distribution Map
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| Japan | 496 | 1:257,751 | 10,313 |
| Egypt | 9 | 1:10,215,084 | 48,153 |
| Tunisia | 4 | 1:152,656 | 17,743 |
| United States | 1 | 1:362,458,933 | 1,988,048 |
Rioo (22) may also be a first name.
Rioo Last Name Facts
Where Does The Last Name Rioo Come From? nationality or country of origin
Rioo is found most in Japan. It can occur as:. For other potential spellings of this last name click here.
How Common Is The Last Name Rioo? popularity and diffusion
The last name is the 607,405th most frequently occurring family name internationally, held by approximately 1 in 14,289,306 people. The surname Rioo occurs mostly in Asia, where 97 percent of Rioo live; 97 percent live in East Asia and 97 percent live in Nippono-Asia. Rioo is also the 2,301,746th most frequently occurring first name in the world. It is borne by 22 people.
Rioo is most frequent in Japan, where it is held by 496 people, or 1 in 257,751. In Japan Rioo is most common in: Kumamoto Prefecture, where 38 percent reside, Osaka Prefecture, where 16 percent reside and Hyōgo Prefecture, where 15 percent reside. Beside Japan Rioo exists in 3 countries. It is also common in Egypt, where 2 percent reside and Tunisia, where 1 percent reside.
Phonetically Similar Names
| Surname | Similarity | Worldwide Incidence | Prevalency |
|---|---|---|---|
| Rijoo | 89 | 1,075 | / |
| Rioho | 89 | 18 | / |
| Rihoo | 89 | 11 | / |
| Riooh | 89 | 4 | / |
| Rioos | 89 | 2 | / |
| Rio | 86 | 39,838 | / |
| Rijjoo | 80 | 3 | / |
| Ragioo | 80 | 1 | / |
| Rijood | 80 | 1 | / |
| Rihood | 80 | 1 | / |
| Rijhoo | 80 | 1 | / |
| Rios | 75 | 1,115,749 | / |
| Rijo | 75 | 14,155 | / |
| Riot | 75 | 1,480 | / |
| Rioz | 75 | 807 | / |
| Ryoo | 75 | 773 | / |
| Rioh | 75 | 129 | / |
| Riao | 75 | 93 | / |
| Riho | 75 | 56 | / |
| Rioa | 75 | 41 | / |
| Rhio | 75 | 23 | / |
| Rioy | 75 | 20 | / |
| Reoo | 75 | 18 | / |
| Riod | 75 | 11 | / |
| Rieo | 75 | 7 | / |
| Rzio | 75 | 5 | / |
| Rioe | 75 | 3 | / |
| Riop | 75 | 2 | / |
| Rioj | 75 | 2 | / |
| Rioć | 75 | 2 | / |
| Rgio | 75 | 1 | / |
| Rioâ | 75 | 1 | / |
| Rioã | 75 | 1 | / |
| Riojios | 73 | 1 | / |
| Rio'oha | 73 | 1 | / |
| Regio | 67 | 6,311 | / |
| Rijos | 67 | 808 | / |
| Rajio | 67 | 276 | / |
| Riaos | 67 | 272 | / |
| Rijjo | 67 | 201 | / |
| Reijo | 67 | 193 | / |
| Rogio | 67 | 177 | / |
| Rioch | 67 | 145 | / |
| Ryoho | 67 | 124 | / |
| Ragio | 67 | 104 | / |
| Rihoy | 67 | 101 | / |
| Riott | 67 | 74 | / |
| Rijho | 67 | 59 | / |
| Rihou | 67 | 54 | / |
| Raiyo | 67 | 50 | / |
| Rugio | 67 | 44 | / |
| Riaðo | 67 | 39 | / |
| Rihoi | 67 | 37 | / |
| Raijo | 67 | 35 | / |
| Hriňo | 67 | 30 | / |
| Rijoy | 67 | 26 | / |
| Rojjo | 67 | 23 | / |
| Riaho | 67 | 18 | / |
| Riohe | 67 | 15 | / |
| Rojho | 67 | 13 | / |
| Rhyoo | 67 | 12 | / |
| Rijod | 67 | 11 | / |
| Rioss | 67 | 10 | / |
| Rioaz | 67 | 10 | / |
| Riots | 67 | 8 | / |
| Rijop | 67 | 7 | / |
| Rujio | 67 | 6 | / |
| Rioas | 67 | 5 | / |
| Riost | 67 | 5 | / |
| Roiio | 67 | 4 | / |
| Riojs | 67 | 4 | / |
| Rihao | 67 | 4 | / |
| Rrios | 67 | 4 | / |
| Rijio | 67 | 4 | / |
| Rihuo | 67 | 4 | / |
| Reooj | 67 | 3 | / |
| Rihot | 67 | 3 | / |
| Rojio | 67 | 3 | / |
| Rioha | 67 | 3 | / |
| Rieuo | 67 | 2 | / |
| Rihos | 67 | 2 | / |
| Ruiyo | 67 | 2 | / |
| Hriot | 67 | 2 | / |
| Rayio | 67 | 2 | / |
| Rieho | 67 | 1 | / |
| Rijoj | 67 | 1 | / |
| Riods | 67 | 1 | / |
| Riosj | 67 | 1 | / |
| Rejio | 67 | 1 | / |
| Riosd | 67 | 1 | / |
| Rio'a | 67 | 1 | / |
| Rieao | 67 | 1 | / |
| Riaao | 67 | 1 | / |
| Riaou | 67 | 1 | / |
| Riaoz | 67 | 1 | / |
| Riaâo | 67 | 1 | / |
| Raaio | 67 | 1 | / |
| Rrioz | 67 | 1 | / |
| Rehoo | 67 | 1 | / |
| Roiyo | 67 | 1 | / |
| Rrgio | 67 | 1 | / |
| Rijuo | 67 | 1 | / |
| Rgioj | 67 | 1 | / |
| Rijou | 67 | 0 | / |
| Royio | 67 | 0 | / |
| Reuio | 67 | 0 | / |
| Reoho | 67 | 0 | / |
| Rijot | 67 | 0 | / |
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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 Rioo
- 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