"Hedwig's Theme" is a musical piece composed by John Williams for the Harry Potter film series. It serves as the main theme for the franchise, capturing the magical and whimsical essence of the story. The melody is instantly recognizable and evokes feelings of wonder and adventure. The theme is often associated with the character Hedwig, Harry Potter's pet owl, symbolizing loyalty and companionship. It features a distinctive orchestration, primarily using strings and woodwinds, which contributes to its enchanting quality. The piece has become iconic, representing the broader Wizarding World in various adaptations and merchandise.