Question: Celeborn, is a fictional character in J.R.R. Tolkien's Middle-earth legendarium, Celeborn is an Elf, and the husband of who?
Context: Uinen is a fictional character in J.R.R. Tolkien's Middle-earth legendarium.  A Maiar spirit known as "The Lady of the Sea". Amandil is a fictional character from J.R.R. Tolkien's Middle-earth legendarium.  Amandil was a Lord of Andúnië, succeeding his father Númendil upon his death.  Amandil is most noted for being the father of Elendil, founder of the Númenórean Realms in Exile. Haleth is a fictional character from J.R.R. Tolkien's Middle-earth legendarium.  She was a leader of the Second House of the Edain, called the "Folk of Haleth" after her. Elu Thingol (Y.T. ≥1050–Y.S. 502; died aged c.4814) is a fictional character in J.R.R. Tolkien's Middle-earth legendarium.  He appears in "The Silmarillion", "The Lays of Beleriand" and "Children of Húrin" as well as in numerous stories in the many volumes of "The History of Middle-earth".  He is notably a major character in many of the stories about the First Age of Tolkien's Middle-earth and he is an essential part of the ancestral backgrounding of the romance between Aragorn and Arwen in "The Lord of the Rings". Celeborn (pronounced with a hard "c" as in "cat"; ) is a fictional character in J.R.R. Tolkien's Middle-earth legendarium.  Celeborn is an Elf, and the husband of Galadriel.  He appears in "The Lord of the Rings" as the Lord of the Galadhrim, and co-ruler along with Galadriel of Lothlórien.  He was the father of Celebrían (the wife of Elrond), and thus the grandfather of Arwen Evenstar and her older brothers Elladan and Elrohir.  He was also a kinsman of the First Age Elven King Thingol.  "Celeborn" means "(tall) silver tree" in Tolkien's invented language of Sindarin. Bëor the Old is a fictional character in J.R.R. Tolkien's Middle-earth legendarium.  He appears in "The Silmarillion" as the leader of the First House of the Edain in the First Age, which was called the "Folk of Bëor" after him.  He was the father of Baran and Belen and ancestor of Beren Camlost. Eru Ilúvatar is a fictional character in J.R.R. Tolkien's Middle-earth legendarium.  He is introduced in "The Silmarillion" as the supreme being of the universe, creator of all existence.  In Tolkien's invented Elvish language Quenya, "Eru" means "The One", or "He that is Alone" and "Ilúvatar" signifies "Father of All".  The names appear in Tolkien's work both in isolation and paired ("Eru Ilúvatar"). Galadriel () is a fictional character created by J.R.R. Tolkien, appearing in his Middle-earth legendarium.  She appears in "The Lord of the Rings", "The Silmarillion", and "Unfinished Tales". Mount Doom is a fictional volcano in J.R.R. Tolkien's Middle-earth legendarium.  It is located in the northwest of the Black Land of Mordor and close to Barad-dûr.  Alternative names, in Tolkien's invented language of Sindarin, include Orodruin ("fiery mountain") and Amon Amarth ("mountain of fate"). Glorfindel () is a fictional character in J.R.R. Tolkien's Middle-earth legendarium.  He is introduced in various material relating to the First Age of Middle-earth, including "The Silmarillion".  The name is also used for a character in "The Lord of the Rings", which takes place in Middle-earth's Third Age.  In late writings, Tolkien works out how the two characters were one and the same, though this is not evident from the published versions of "The Silmarillion" and "The Lord of the Rings".
Answer: Galadriel