Young Sherlock: The Legacy of Doyle (also referred to as Young Sherlock: Doyle no Isan) is a Japan-exclusive game for the MSX developed by Pack-In-Video and released in 1987. The game is based on the 1985 movie Young Sherlock Holmes, however the plot is completely different from that of the movie.

Young Sherlock: The Legacy of Doyle
Developer(s)	Pack-In-Video
Publisher(s)	Pack-In-Video
Platform(s)	MSX
Release	1987
Genre(s)	Adventure
Mode(s)	Single player