Yua or YUA may refer to:
- People
- Yua Aida (あいだゆあ, born 1984), Japanese former model and AV idol
- Yua Mikami (三上 悠亜, born 1993), Japanese singer, YouTuber, and former pornographic film actress
- Yua Shinkawa (新川 優愛, born 1993), Japanese actress and model
- Yua Bateson, a character in the role-playing video game Breath of Fire II
- Other
- Yua (spirit), a spirit or soul in Yupik mythology
- Yua (plant), a genus of flowering plants in the family Vitaceae
- You're Under Arrest! (manga), a manga created by Kōsuke Fujishima