Sona is a popular term that can refer to various subjects, including a type of fish, a musical instrument, or even a name. In the context of music, Sona often refers to a traditional string instrument used in some cultures, known for its unique sound and cultural significance. In another context, Sona can also refer to a character in the popular video game League of Legends. She is a support champion known for her healing abilities and musical skills, which help her allies during battles. Sona's character design and gameplay mechanics have made her a favorite among players.