"The Adventure of the Blanched Soldier" (1926) is one of 12 Sherlock Holmes short stories by British writer Arthur Conan Doyle included in The Case-Book of Sherlock Holmes. It was first published in the US in Liberty in October 1926, and in the UK in The Strand Magazine in November 1926, and is one of 56 short stories in the canon of Sherlock Holmes. This story is one of only two narrated by Holmes rather than Doctor Watson, the other one being "The Adventure of the Lion's Mane". Dr Watson does not appear in either story.

The Case-Book of Sherlock Holmes is the final set of twelve Sherlock Holmes short stories by British writer Arthur Conan Doyle first published in the Strand Magazine between October 1921 and April 1927.