Quick answer
Yumi is a girl name.
Meaning and history
From Japanese 弓 ( yumi ) meaning "archery bow". It can also come from 由 ( yu ) meaning "reason, cause" and 美 ( mi ) meaning "beautiful", as well as other kanji combinations.
Notes and context
Usage: japanese | Japanese Hiragana: ゆみ; Japanese Katakana: ユミ