The baby name Rui is a Male name , 1121 syllables long and is pronounced {'Portuguese': "/ˈʁuj/ (approx. 'ROO-ee')", 'Japanese': "/ɾu.i/ (approx. 'roo-ee')", 'Mandarin Chinese': "/ʐuei̯˥˩/ (Ruì; approx. 'rway' with falling tone)"}.
Rui is Chinese, Galician, Germanic, Japanese, Portuguese in Origin.
The baby name Rui is a Male name , 1121 syllables long and is pronounced {'Portuguese': "/ˈʁuj/ (approx. 'ROO-ee')", 'Japanese': "/ɾu.i/ (approx. 'roo-ee')", 'Mandarin Chinese': "/ʐuei̯˥˩/ (Ruì; approx. 'rway' with falling tone)"}.
Rui is Chinese, Galician, Germanic, Japanese, Portuguese in Origin.
Rui has several independent roots. In Portuguese and Galician, Rui is the usual medieval short form of Rodrigo, from Germanic elements meaning “fame” (hrod) and “ruler” (ric). The variant Ruy appears in older texts and Spanish chronicles - see Ruy Díaz de Vivar (El Cid). It remains common in Portugal and parts of the Lusophone world. Related Iberian variants include Ruy and Galician Roi.
In Chinese given names, Ruì (瑞, 睿, 锐, 芮) conveys senses like “auspicious,” “wise,” or “sharp,” used for all genders; Pinyin spells it Rui. In Japanese, Rui (瑠衣, 類, 塁) is unisex, with meaning set by kanji - from “lapis + garment” to “category” or “fort/base.” The name gained visibility in late 20th‑century pop culture. Across traditions, Rui spans a European “famous ruler” lineage and East Asian virtue or imagery-based meanings.
| Cao Rui Cao Rui was most famous for being the second emperor of Cao Wei during China’s Three Kingdoms period. He ruled from 226 to 239, and his family background has long been disputed because his mother, Lady Zhen, had first been married to Yuan Xi before later marrying Cao Pi, Wei’s first ruler. |
Based on birth registration data from national statistics agencies.
| Country | Gender | Year | Rank | Born | of |
|---|---|---|---|---|---|
| Ireland | Boys | 2019 | #1 | — | 764 |
| MU | Boys | 0 | #5 | 6,162 | 8,477 |
| PT | Boys | 0 | #6 | 25,309 | 7,951 |
| MU | 0 | #13 | 420 | 3,613 | |
| PT | 0 | #13 | 1,669 | 4,161 | |
| BN | 0 | #32 | 1 | 2,297 | |
| LU | Boys | 0 | #32 | 406 | 4,970 |
| NA | 0 | #32 | 2 | 2,537 | |
| AO | Boys | 0 | #37 | 491 | 5,568 |
| AO | 0 | #37 | 40 | 2,729 | |
| GE | 0 | #44 | 1 | 997 | |
| MO | 0 | #48 | 5 | 2,706 | |
| LU | 0 | #50 | 17 | 2,830 | |
| CN | 0 | #64 | 22 | 3,857 | |
| IN | 0 | #71 | 1 | 2,963 | |
| JP | 0 | #74 | 4 | 4,057 | |
| AF | 0 | #76 | 1 | 1,883 | |
| TW | 0 | #101 | 3 | 4,523 | |
| QA | 0 | #106 | 1 | 7,011 | |
| OM | 0 | #120 | 2 | 6,215 | |
| Switzerland | Boys | 2024 | #134 | 4 | 1,769 |
| ID | Boys | 0 | #135 | 1 | 4,130 |
| BN | Boys | 0 | #139 | 1 | 6,332 |
| CN | Boys | 0 | #153 | 200 | 9,639 |
| MO | Boys | 0 | #167 | 57 | 5,842 |
| HU | Boys | 0 | #172 | 3 | 3,954 |
| Sweden | Boys | 2020 | #176 | 2 | 1,548 |
| MT | Boys | 0 | #177 | 3 | 4,064 |
| AE | 0 | #184 | 4 | 10,220 | |
| LU | Girls | 0 | #190 | 1 | 4,850 |
| RU | 0 | #194 | 1 | 3,641 | |
| CN | Girls | 0 | #206 | 164 | 8,829 |
| JP | Girls | 0 | #208 | 38 | 6,592 |
| AO | Girls | 0 | #215 | 3 | 4,575 |
| BG | Boys | 0 | #220 | 1 | 3,850 |
| HU | Girls | 0 | #224 | 2 | 3,308 |
| PS | 0 | #226 | 1 | 5,692 | |
| AL | Girls | 0 | #227 | 1 | 4,141 |
| TW | Boys | 0 | #229 | 13 | 7,111 |
| SG | 0 | #230 | 40 | 11,010 | |
| BG | Girls | 0 | #231 | 1 | 3,559 |
| JP | Boys | 0 | #233 | 65 | 7,909 |
| NA | Girls | 0 | #236 | 2 | 7,146 |
| NA | Boys | 0 | #249 | 5 | 6,830 |
| MO | Girls | 0 | #257 | 7 | 7,056 |
| TW | Girls | 0 | #267 | 10 | 8,139 |
| NG | 0 | #272 | 1 | 5,926 | |
| IL | 0 | #282 | 1 | 6,291 | |
| Canada | Boys | 2024 | #296 | 11 | 2,588 |
| CZ | Boys | 0 | #302 | 4 | 6,530 |
| Canada | Girls | 2014 | #303 | 6 | 2,797 |
| MY | 0 | #305 | 26 | 12,352 | |
| SA | 0 | #310 | 3 | 10,560 | |
| BR | 0 | #315 | 31 | 5,969 | |
| BR | Boys | 0 | #324 | 719 | 12,213 |
| DK | Boys | 0 | #328 | 5 | 7,401 |
| DK | Girls | 0 | #328 | 2 | 7,429 |
| KZ | Girls | 0 | #332 | 1 | 5,862 |
| MU | Girls | 0 | #336 | 16 | 8,539 |
| PL | Boys | 0 | #337 | 4 | 6,459 |
| QA | Girls | 0 | #338 | 6 | 15,378 |
| CZ | Girls | 0 | #351 | 1 | 5,378 |
| HK | 0 | #351 | 7 | 8,483 | |
| SD | Girls | 0 | #358 | 1 | 7,678 |
| PT | Girls | 0 | #361 | 92 | 7,952 |
| PL | Girls | 0 | #364 | 1 | 5,096 |
| NL | 0 | #371 | 21 | 2,481 | |
| SG | Girls | 0 | #371 | 223 | 18,916 |
| France | Boys | 2020 | #386 | 6 | 2,846 |
| JO | Boys | 0 | #389 | 1 | 7,057 |
| YE | 0 | #397 | 2 | 8,639 | |
| PH | Boys | 0 | #401 | 8 | 11,440 |
| BO | 0 | #408 | 1 | 6,868 | |
| UY | Boys | 0 | #413 | 1 | 5,922 |
| Germany | 0 | #423 | 15 | 2,542 | |
| OM | Girls | 0 | #424 | 1 | 15,987 |
| Austria | Boys | 0 | #425 | 18 | 2,180 |
| ZA | 0 | #427 | 21 | 14,421 | |
| PH | Girls | 0 | #429 | 1 | 13,098 |
| CL | 0 | #433 | 2 | 6,867 | |
| Spain | 0 | #439 | 14 | 2,326 | |
| MX | 0 | #443 | 3 | 8,339 | |
| SD | Boys | 0 | #465 | 2 | 10,523 |
| PA | Boys | 0 | #471 | 11 | 9,305 |
| HK | Boys | 0 | #475 | 53 | 12,905 |
| AR | Boys | 0 | #483 | 1 | 7,628 |
| GT | Boys | 0 | #493 | 7 | 7,625 |
| RU | Boys | 0 | #494 | 12 | 12,621 |
| SG | Boys | 0 | #506 | 195 | 17,960 |
| CR | Boys | 0 | #509 | 2 | 10,188 |
| CO | 0 | #510 | 1 | 7,768 | |
| RU | Girls | 0 | #520 | 4 | 11,913 |
| HK | Girls | 0 | #537 | 79 | 16,104 |
| AE | Girls | 0 | #541 | 13 | 20,968 |
| GT | Girls | 0 | #541 | 1 | 7,500 |
| LY | 0 | #557 | 3 | 12,703 | |
| PS | Boys | 0 | #558 | 4 | 10,655 |
| KW | Girls | 0 | #559 | 3 | 19,177 |
| IR | Boys | 0 | #564 | 2 | 10,162 |
| CR | Girls | 0 | #570 | 4 | 11,342 |
| CM | Boys | 0 | #575 | 1 | 12,054 |
| BH | 0 | #581 | 7 | 17,937 | |
| BO | Boys | 0 | #583 | 10 | 9,244 |
| IL | Boys | 0 | #621 | 5 | 10,983 |
| AR | Girls | 0 | #629 | 2 | 8,289 |
| IL | Girls | 0 | #645 | 1 | 11,648 |
| IN | Girls | 0 | #652 | 3 | 13,121 |
| Finland | Boys | 2026 | #670 | 13 | 3,552 |
| LB | 0 | #689 | 2 | 13,263 | |
| CL | Boys | 0 | #693 | 8 | 13,390 |
| QA | Boys | 0 | #697 | 11 | 18,093 |
| Spain | Boys | 0 | #698 | 238 | 5,610 |
| Germany | Boys | 0 | #756 | 197 | 5,697 |
| KW | Boys | 0 | #759 | 11 | 18,755 |
| SY | 0 | #767 | 1 | 11,684 | |
| NL | Boys | 0 | #784 | 168 | 5,873 |
| Germany | Girls | 0 | #828 | 11 | 4,949 |
| United States | Boys | 2024 | #831 | 62 | 7,044 |
| MY | Girls | 0 | #844 | 151 | 24,821 |
| PE | Boys | 0 | #856 | 23 | 14,506 |
| TN | 0 | #858 | 8 | 13,765 | |
| EG | Boys | 0 | #877 | 10 | 15,035 |
| United States | Girls | 2024 | #908 | 9 | 8,487 |
| OM | Boys | 0 | #911 | 8 | 17,948 |
| CL | Girls | 0 | #912 | 4 | 14,098 |
| ZA | Boys | 0 | #929 | 252 | 25,619 |
| NL | Girls | 0 | #930 | 26 | 5,933 |
| Spain | Girls | 0 | #961 | 23 | 5,561 |
| CO | Boys | 0 | #973 | 9 | 15,656 |
| MX | Boys | 0 | #973 | 10 | 16,355 |
| BR | Girls | 0 | #987 | 6 | 12,708 |
| MY | Boys | 0 | #1,000 | 112 | 25,439 |
| NG | Boys | 0 | #1,000 | 2 | 16,906 |
| SA | Girls | 0 | #1,007 | 8 | 25,931 |
| EG | Girls | 0 | #1,008 | 2 | 14,742 |
| PE | Girls | 0 | #1,009 | 2 | 14,861 |
| IN | Boys | 0 | #1,038 | 2 | 16,750 |
| AE | Boys | 0 | #1,067 | 26 | 22,615 |
| MA | 0 | #1,115 | 14 | 20,986 | |
| DZ | 0 | #1,154 | 23 | 20,130 | |
| ZA | Girls | 0 | #1,229 | 8 | 25,928 |
| TR | 0 | #1,247 | 8 | 19,440 | |
| IT | Boys | 0 | #1,271 | 201 | 10,046 |
| IT | Girls | 0 | #1,353 | 94 | 9,415 |
| SA | Boys | 0 | #1,587 | 28 | 28,008 |
Rui is popular in 72 countries — most recent births per country:
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