A Study in Scarlet (disambiguation)

A Study in Scarlet is an 1887 detective mystery novel by Sir Arthur Conan Doyle, featuring the debut of Sherlock Holmes.

A Study in Scarlet may also refer to:

• A Study in Scarlet (1914 British film), a silent drama film directed by George Pearson, now considered lost
• A Study in Scarlet (1914 American film), a silent film directed by Francis Ford
• A Study in Scarlet (1933 film), starring Reginald Owen as Sherlock Holmes
• "A Study in Scarlet", a 1968 episode of the TV series Sherlock Holmes (1964-1968), starring Peter Cushing