Park Yuna (박유나) is a South Korean model. She is a former member of the Korena pop girl group Playa, the Japanese-Taiwanese group Weather Girls, the Korean trainee group MyDoll Girls, and was a pre-debut member of the Korean girl group Pink Fantasy.
- Stage Name: Rai (라이)
- Legal Name: Park Yuna (박유나)
- Birth Name: Park Sangyeon (박상연)
- Chinese Name: Pu Leina (朴類娜)
- Birthdate: 1990
- Height: 163cm
- She can be seen in Pink Fantasy debut single "Iriwa"'s music video, though she left the group before their debut.
- She is a former weather forecaster.