Last name Jianyu (Jianyu 
, 建余 , 建雨 ) , around the globe, is quite a rare surname. The cognomen Jianyu is characteristic of Taiwan, where it is a rare surname, China, and Singapore, where it is a very rare surname. In absolute terms, it most frequently occurs in China, Taiwan, and Malaysia. More prevalently, Jianyu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jianyu | Indonesia, Taiwan, China, Malaysia, United States |
| 建雨, 建渝, 建余 | China |
Йианыу, Йианю, 俭余, 俭宇, 俭愉, 俭榆, 俭玉, 俭瑜, 俭禹, 俭裕, 俭誉, 俭雨, 俭馀, 健与, 健予, 健余, 健俣, 健喻, 健妤, 健娱, 健宇, 健峪, 健彧, 健愉, 健昱, 健榆, 健毓, 健渝, 健煜, 健玉, 健瑀, 健瑜, 健禹, 健禺, 健羽, 健育, 健舆, 健虞, 健裕, 健誉, 健语, 健谕, 健豫, 健逾, 健郁, 健钰, 健雨, 健鱼, 兼宇, 兼瑜, 兼羽, 剑予, 剑于, 剑余, 剑妤, 剑宇, 剑屿, 剑峪, 剑嵛, 剑彧, 剑愉, 剑愚, 剑昱, 剑榆, 剑毓, 剑渝, 剑煜, 剑玉, 剑玙, 剑瑀, 剑瑜, 剑禹, 剑羽, 剑育, 剑裕, 剑誉, 剑语, 剑豫, 剑郁, 剑钰, 剑雨, 剑鱼, 囝瑜, 坚余, 坚宇, 坚彧, 坚愈, 坚愚, 坚昱, 坚榆, 坚煜, 坚玉, 坚瑜, 坚禹, 坚羽, 坚育, 坚裕, 坚钰, 坚雨, 堅玉, 尖宇, 尖愉, 尖玉, 建与, 建予, 建于, 建喻, 建域, 建妤, 建娱, 建宇, 建寓, 建屿, 建峪, 建彧, 建愈, 建愉, 建愚, 建昱, 建榆, 建欲, 建毓, 建浴, 建渔, 建煜, 建燏, 建玉, 建瑀, 建瑜, 建禹, 建禺, 建竽, 建羽, 建聿, 建育, 建舆, 建芋, 建虞, 建裕, 建誉, 建语, 建谕, 建豫, 建逾, 建遇, 建郁, 建钰, 建雩, 建餘, 建馀, 建鱼, 戋钰, 戬宇, 戬裕, 拣玉, 捡余, 捡玉, 暕昱, 暕煜, 柬宇, 检余, 检宇, 检玉, 检裕, 检钰, 检雨, 楗宇, 楗棫, 楗煜, 楗钰, 洊雨, 涧宇, 涧昱, 涧玉, 涧瑜, 涧羽, 涧雨, 涧鱼, 渐余, 渐渝, 渐玉, 渐羽, 溅腴, 煎鱼, 牮宇, 瑊语, 监狱, 监玉, 监育, 监雨, 碱喻, 碱宇, 碱煜, 碱玉, 碱瑜, 碱羽, 笺雨, 简宇, 简玉, 简羽, 简育, 简语, 箭宇, 箭羽, 箭雨, 翦语, 腱寓, 舰予, 舰宇, 舰禹, 舰誉, 舰雨, 艰玉, 荐予, 荐宇, 荐玉, 荐瑜, 荐雨, 菅育, 见于, 见余, 见宇, 见愚, 见煜, 见玉, 见瑜, 见羽, 见育, 见裕, 见语, 见谕, 见雨, 见雩, 见鱼, 諓郁, 谏瑜, 谏羽, 賤魚, 贱愚, 贱玉, 贱鱼, 践宇, 鉴予, 鉴于, 鉴余, 鉴妤, 鉴宇, 鉴昱, 鉴榆, 鉴毓, 鉴渝, 鉴煜, 鉴玉, 鉴瑀, 鉴瑜, 鉴禹, 鉴羽, 鉴育, 鉴裕, 鉴谕, 鉴钰, 鉴雨, 鉴鱼, 鑑玉, 键宇, 键御, 键愉, 键榆, 键浴, 键渝, 键煜, 键瑜, 键羽, 键育, 键裕, 键誉, 键钰, 键雨, 间宇, 间寓, 间玉, 间语, 间雨, and 间鱼