Vachirawich Aranthanawong
- Birthday: 10/10/2000
- Place of birth: Thailand
- Fame for: Acting
- Also known as: Vachirawich Watthanaphakdeephaisan, ริว วชิรวิชญ์ วัฒนภักดีไพศาล, วชิรวิชญ์ อรัญธนวงศ์, Ryu
- Social networks: Instagram
Biography
Vachirawich Watthanaphakdeephaisan, nicknamed Ryu, is a Thai singer, actor and table tennis player. He was a member of the boy group 9x9 (Nine by Nine). Nowadays, Ryu is an artist under Channel 3.