The two crossword solutions for the term 'First Name in Crime Fiction' are AGATHA (6 letters) and Erle (4 letters). AGATHA Christie is a renowned British crime fiction writer who wrote 66 detective novels and 14 short story collections. Her works have been adapted into plays, films, and television series. Erle Stanley Gardner was an American lawyer and author who wrote over 80 detective novels featuring the characters Perry Mason and Della Street. His works have also been adapted into films and television series.