Explorer is a 2022 biographical documentary film about the life and exploits of British explorer Sir Ranulph Fiennes, directed by Matthew Dyas.

It was critically acclaimed as a "compelling portrait" of Fiennes.

The film includes both contemporary and archive footage and covers many of aspects of Fiennes' life including self-amputation of his fingers due to frostbite, involvement in the Dhofar Rebellion, leading the Transglobe expedition, being booted out of the SAS, running 7 marathons on 7 days on 7 continents, auditioning for James Bond, and reflections on his personal and family life.

[6] Wendy Ide of the Observer gave the film a rating of 4 stars out of 5, which was higher than the rating awarded by the sister paper the Guardian.

[9] Empire contributor Ian Freer gave a 4 star rating, writing "If it adds little in the way of dissenting voices or a different viewpoint, Explorer tells the tale of a remarkable, stranger-than-fiction life and emerges as an affecting, entertaining portrait of a true eccentric".