Ryokoku Surname
1,272,314th
Most Common
surname in the World
Approximately 180 people bear this surname
Most prevalent in:
Japan
Highest density in:
Japan
Ryokoku Surname Distribution Map
| Place | Incidence | Frequency | Rank in Area |
|---|---|---|---|
| Japan | 180 | 1:710,246 | 17,140 |
Phonetically Similar Names
| Surname | Similarity | Worldwide Incidence | Prevalency |
|---|---|---|---|
| Ryo-Koku | 93 | 7 | / |
| Ryukoku | 86 | 189 | / |
| Ro-Koku | 86 | 115 | / |
| Rokok | 83 | 5 | / |
| Rkoku | 83 | 1 | / |
| Ryokukyu | 80 | 618 | / |
| Ryu-Koku | 80 | 73 | / |
| Rikoku | 77 | 116 | / |
| Rokoko | 77 | 34 | / |
| Rookok | 77 | 27 | / |
| Rogkou | 77 | 4 | / |
| Riokok | 77 | 1 | / |
| Rokogu | 77 | 1 | / |
| Rokaku | 77 | 1 | / |
| Rookuk | 77 | 1 | / |
| Roukoukou | 75 | 7 | / |
| Rokkaku | 71 | 1,228 | / |
| Rokoika | 71 | 130 | / |
| Ryukaku | 71 | 56 | / |
| Raikoku | 71 | 35 | / |
| Rokhokh | 71 | 8 | / |
| Rougkou | 71 | 6 | / |
| Rayakok | 71 | 3 | / |
| Ri-Koku | 71 | 2 | / |
| Rrycoku | 71 | 2 | / |
| Rokocki | 71 | 2 | / |
| Rogakou | 71 | 1 | / |
| Rokokai | 71 | 1 | / |
| Roukoka | 71 | 1 | / |
| Royakok | 71 | 1 | / |
| Roukgou | 71 | 1 | / |
| Rockock | 71 | 0 | / |
| Rakok | 67 | 250 | / |
| Rekok | 67 | 7 | / |
| Rokak | 67 | 7 | / |
| Rokuk | 67 | 4 | / |
| Rogko | 67 | 3 | / |
| Rokek | 67 | 2 | / |
| Rai-Koku | 67 | 2 | / |
| Rukok | 67 | 2 | / |
| Rykuc | 67 | 1 | / |
| Retkokus | 67 | 1 | / |
| Rkouk | 67 | 1 | / |
| Rookwook | 67 | 1 | / |
| Rwakyoko | 67 | 1 | / |
| Ryu Kaku | 67 | 1 | / |
| Regkoukou | 63 | 24 | / |
| Rikaku | 62 | 5 | / |
| Raikaku | 57 | 4 | / |
| Regkakou | 53 | 21 | / |
| Rekauskus | 50 | 1 | / |
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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 Ryokoku
- 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