Adrian Mole is a fictional character created by British author Sue Townsend. He first appeared in the book "The Secret Diary of Adrian Mole, Aged 13¾," published in 1982. The series follows the life of a teenager named Adrian as he navigates the challenges of adolescence, family dynamics, and social issues in England during the 1980s and 1990s. The books are written in a diary format, providing a humorous and poignant insight into Adrian's thoughts and experiences. Over the years, the series expanded to include several sequels, chronicling Adrian's journey into adulthood and his ongoing struggles with love, career, and personal identity.