| Yonabaru Ryōō | |
| Native Name: | 与那原 良応 |
| Native Name Lang: | ja |
| Office: | sanshikan of Ryukyu |
| Term Start: | 1805 |
| Term End: | 1820 |
| Predecessor: | Kyan Chōchō |
| Successor: | Ishadō Seigen |
| Birth Date: | 25 October 1761 |
| Blank1: | Childhood name |
| Blank2: | Chinese name |
| Data2: | Ba Isai (馬 異才) |
| Blank3: | Rank |
| Data3: | Ueekata |
, also known by his Chinese style name, was a bureaucrat of the Ryukyu Kingdom.
Yonabaru Ryōō served as a member of Sanshikan from 1805 to 1820.[1] In 1816, he translated Tongmeng Xuzhi (Chinese: 童蒙須知), a Confucian textbook suitable for teaching young children written by Zhu Xi, into Japanese, and taught at school.[2] [3]