The Son of the Sheik is a 1926 American silent adventure drama film directed by George Fitzmaurice and starring Rudolph Valentino and Vilma Bánky. The film is based on the 1925 romance novel The Sons of the Sheik by Edith Maude Hull, and is a sequel to the 1921 hit film The Sheik, which also stars Rudolph Valentino. The Son of the Sheik is Valentino's final film and went into general release nearly two weeks after his death from peritonitis at the age of 31.

In 2003, the film was selected for preservation in the United States National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant". On January 1, 2022, the film went into the public domain after years of being in copyright due to the Copyright Term Extension Act.