The crossword solutions for the term 'Songwriter Neil' are DIAMOND (7 letters) and SEDAKA (6 letters). Neil DIAMOND is an American singer-songwriter and actor who has sold over 100 million records worldwide, making him one of the world's best-selling artists of all time. Neil Sedaka is an American pop singer, pianist, composer, and record producer who has written or co-written over 500 songs for himself and others.