The crossword solutions for the term 'WONDER WHO?' are 'STEVIE' (6 letters). Stevie Wonder is an American singer, songwriter, musician, and record producer. He has been a major figure in popular music for over five decades, and is considered one of the most influential musicians of his generation. He has won 25 Grammy Awards, making him one of the most awarded artists of all time. He is also noted for his work as an activist for political causes, including civil rights and the anti-apartheid movement.