Ryooka Surname
6,360,413th
Most Common
surname in the World
Approximately 9 people bear this surname
Most prevalent in:
Japan
Highest density in:
Japan
Ryooka Surname Distribution Map
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| Japan | 9 | 1:14,204,921 | 46,388 |
Phonetically Similar Names
| Surname | Similarity | Worldwide Incidence | Prevalency |
|---|---|---|---|
| Ryoka | 91 | 1 | / |
| Riooka | 83 | 2,986 | / |
| Ryokai | 83 | 190 | / |
| Ruyoka | 83 | 36 | / |
| Ryokha | 83 | 2 | / |
| Royoka | 83 | 1 | / |
| Ryokas | 83 | 1 | / |
| Rojoka | 83 | 1 | / |
| Ryokhas | 77 | 1 | / |
| Ryaka | 73 | 261 | / |
| Rioka | 73 | 60 | / |
| Ryoko | 73 | 40 | / |
| Reoka | 73 | 1 | / |
| Rojoca | 67 | 141 | / |
| Raioka | 67 | 93 | / |
| Reioka | 67 | 68 | / |
| Rajoka | 67 | 61 | / |
| Riooke | 67 | 45 | / |
| Royoko | 67 | 25 | / |
| Ryauka | 67 | 20 | / |
| Reokai | 67 | 10 | / |
| Riokas | 67 | 10 | / |
| Ryouko | 67 | 8 | / |
| Réouka | 67 | 2 | / |
| Ruyoko | 67 | 1 | / |
| Ryaaka | 67 | 1 | / |
| Rujoka | 67 | 1 | / |
| Rojoko | 67 | 1 | / |
| Reouka | 67 | 1 | / |
| Ri'oka | 67 | 1 | / |
| Rayoco | 67 | 1 | / |
| Ryouke | 67 | 1 | / |
| Rioska | 67 | 1 | / |
| Ryocco | 67 | 1 | / |
| Reokay | 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 Ryooka
- 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