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Rui

Rui (るい) is a Japanese name for boys. Its best-known spelling is 塁, 塁 fort. It is popular today and has reached No. 13 in 2012.

る · い · るい · ルイ
Most used spelling塁るいfort

Ways to write Rui

The same sound can be written with different kanji, and each choice changes the meaning. These are the spellings that have appeared in Japan's yearly baby name rankings, most popular first.

塁
塁fort
Boy, best No. 76 (2004–2006)
類
類kind, sort
Boy, best No. 82 (2023)
琉偉
琉lapis lazuli, gem偉great
Boy, best No. 83 (2007–2014)
琉維
琉lapis lazuli, gem維fibre, to maintain
Boy, best No. 93 (2025)
瑠依
瑠lapis lazuli依to rely on
Girl, 5 notable people on Wikidata
琉聖
琉lapis lazuli, gem聖holy, sacred
Girl, 1 notable person on Wikidata
琉碧
琉lapis lazuli, gem碧blue-green, jade
Boy, 1 notable person on Wikidata
留衣
留to stay衣garment
Boys and girls, 1 notable person on Wikidata

Rarer spellings

These spellings of Rui appear in Japanese name records but are uncommon. Each uses a standard reading of its kanji.

流伊to flow + (used for its soundGirl
流依to flow + to rely onGirl
流維to flow + fibreGirl
流衣to flow + garmentGirl
流生to flow + lifeGirl
琉伊lapis lazuli + (used for its soundGirl
琉依lapis lazuli + to rely onGirl
琉衣lapis lazuli + garmentGirl

Popularity in Japan

Where Rui has ranked among the most popular name readings each year. Its best year was 2012, at No. 13.

No. 1No. 25No. 5020052010201520202025Boys, 2004: No. 24Boys, 2006: No. 34Boys, 2007: No. 20Boys, 2008: No. 18Boys, 2009: No. 19Boys, 2010: No. 25Boys, 2011: No. 20Boys, 2012: No. 13Boys, 2013: No. 34Boys, 2014: No. 28Boys, 2015: No. 28Boys, 2016: No. 49Boys, 2018: No. 38Boys, 2019: No. 46Boys, 2020: No. 42Boys, 2021: No. 32Boys, 2022: No. 19Boys, 2023: No. 21Boys, 2024: No. 24Boys, 2025: No. 15
Show the numbers
YearBoys
2025No. 15
2024No. 24
2023No. 21
2022No. 19
2021No. 32
2020No. 42
2019No. 46
2018No. 38
2016No. 49
2015No. 28
2014No. 28
2013No. 34
2012No. 13
2011No. 20
2010No. 25
2009No. 19
2008No. 18
2007No. 20
2006No. 34
2004No. 24

Source: Meiji Yasuda Life Insurance yearly baby name survey. It covers the top 10 names each year from 1912 to 2003, and the top 100 names and top 50 readings from 2004.

Famous people named Rui

Rui Hachimura 八村 塁Japanese basketball player (born 1998)
Rui Machida 町田 瑠唯Japanese basketball player (born 1993)
Rui Sueyoshi 末吉 塁Japanese association football player

From Wikidata: notable Japanese people with this given name.

Names that share a kanji