Harry Potter and Merlin Crossovers
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Timelines by KaiyaJones reviews
Magic was a blessing. When she woke up and felt the world come to life around her she was happy to have survived the war. But the truth was that she was curious. What if… I suck at summeries, but trust me it is worth checking out!
Rated: T - English - Drama/Adventure - Chapters: 3 - Words: 14,537 - Reviews: 7 - Favs: 25 - Follows: 30 - Updated: 1/13 - Published: 8/19/2015 - Hermione G., Draco M., Morgana, Merlin
Cassiopée Gratien and her life at Hogwarts by Maricate
Her whole world was turned upside down when her curiosity got the better of her. Now she has to navigate through what it means and how to deal with this new-found information. Will become M in later chapters as the story progresses. A slight crossover with my other fic, Llys Dôn. Mainly canon. Will be updated the first of every month until Llys Dôn catches up don't want spoilers :P
Rated: T - English - Mystery/Humor - Chapters: 36 - Words: 186,297 - Favs: 8 - Follows: 9 - Updated: 1/1 - Published: 10/30/2020 - Cedric D., OC, Merlin, Arthur
The New Order Of Merlin: The Gathering (book 1) by Kamiccola reviews
In a world of magic and myth, everybody's got a secret or two. Magical twins, Jack and Elsa, fearful of their heartless mother, the Queen of Winter, pretend to be human to hide out at Hogwarts. An immortal sorcerer, Merlin, pretends to be a child to become Harry Potter's secret guardian. An enchanted diary pretends to be little Ginny's secret best friend.
Rated: K - English - Fantasy/Friendship - Chapters: 39 - Words: 116,218 - Reviews: 192 - Favs: 115 - Follows: 124 - Updated: 12/31/2021 - Published: 12/11/2018 - Ginny W., Minerva M., Tom R. Jr., Merlin
Not a Potter by Cookietown reviews
Why does Merlin suddenly have a teenager with him? Is Prince Arthur acting like a parent? ****I don't own Merlin (BBC) or Harry Potter.
Rated: T - English - Supernatural - Chapters: 3 - Words: 3,420 - Reviews: 9 - Favs: 100 - Follows: 120 - Updated: 12/24/2021 - Published: 9/29/2019 - Harry P., Merlin, Arthur - Complete
The Boys Who Lived and The High Preistess of Hogwarts by Pegasus-Dragon reviews
It's Merlin's second year at Hogwarts, and this time he gets to start it with his brother and a whole army of friends at his side. But will their support be enough when enemies from a past he doesn't even remember start to interfere in life at Hogwarts? Bk 2
Rated: T - English - Friendship/Adventure - Chapters: 10 - Words: 50,782 - Reviews: 4 - Favs: 38 - Follows: 56 - Updated: 12/23/2021 - Published: 8/19/2021 - [Merlin, Arthur] Harry P., Morgana
The Mourning Man by StyxHuntress reviews
Arthur Pendragon. Son of Uther Pendragon, wealthy muggle CEO of one of the world's largest investment firms. Oh. He's also a wizard. Upon arriving at Hogwarts School of Witchcraft and Wizardry he begins to notice things. The castle seems so familiar, yet he knows for a fact that he's never been here before. He also hears tell of a spirit. Full Summary and Warning Inside.
Rated: T - English - Supernatural/Romance - Chapters: 8 - Words: 15,848 - Reviews: 6 - Favs: 25 - Follows: 26 - Updated: 12/9/2021 - Published: 3/11/2021 - [Arthur, Merlin] George W., Fred W.
Harry Potter and the Advances of a Technomage by ExcaliburStuckInMyStoneHeart reviews
After starting up his Technomage business, Merlin has a bunch of new tasks ahead of him. With the resurgence of new prophecies and new opportunities to teach at Hogwarts, Merlin has a busy schedule ahead of him. While also keeping an eye on death's earthbound items and running into familiar faces, all the while having to deal with the world being tormented by Voldemort. (BOOK2)
Rated: T - English - Friendship/Supernatural - Chapters: 6 - Words: 30,996 - Reviews: 27 - Favs: 67 - Follows: 104 - Updated: 12/8/2021 - Published: 9/13/2021 - Harry P., Sirius B., Remus L., Merlin
The life that was forgotten by xem98x reviews
Lilia grew up a simple girl, in a small village. So how did her life end up being so complicated? How did the fate of the world end up being placed on her shoulders? How could she possibly be the key to her sons success when she had died nearly 2000 years before he even knew she was his mother?
Rated: T - English - Family/Drama - Chapters: 12 - Words: 25,518 - Reviews: 13 - Favs: 24 - Follows: 35 - Updated: 12/5/2021 - Published: 2/7/2017
In a Land of Myth and a Time of Destiny by cshen.julienne reviews
"He's the most powerful man in the planet Hermione. Does he even need a protector?" Gwaine offered. Hermione frowned. Merlin has Arthur. But Prince Arthur, brave and righteous as he is, doesn't have magic. So then who would protect Merlin? Who would be there to save Camelot's greatest defender should the need arise? Who would be crazy enough to try and protect the most powerful wa
Rated: T - English - Adventure/Romance - Chapters: 14 - Words: 34,354 - Reviews: 40 - Favs: 70 - Follows: 110 - Updated: 11/30/2021 - Published: 3/19/2020 - Hermione G., Merlin, Arthur, Gwaine
I would wait for you by Moonpaw04
Merlin has been waiting for a long 1500 years when figures from his past starts to appear. At Hogwarts...of all places. Though a certain blonde king is missing but the clotpole never liked to wake up anyways. Merlin will just have to wake him.
Rated: T - English - Adventure/Angst - Chapters: 3 - Words: 10,085 - Favs: 3 - Follows: 4 - Updated: 11/20/2021 - Published: 11/5/2021 - Merlin, Arthur, The Great Dragon/Kilgharrah
Awaken, Emrys! by BlueHot Chronicles reviews
Harry is Merlin, but the Warlock is left with amnesia the night his new parents are killed. First-Person POV in the first chapter ONLY.
Rated: T - English - Fantasy/Friendship - Chapters: 16 - Words: 62,317 - Reviews: 68 - Favs: 240 - Follows: 346 - Updated: 11/20/2021 - Published: 11/18/2017 - Harry P., Severus S., Percy W., Luna L.
Merlin and the Mistaken Assumptions by booksandreadingismylife reviews
The trouble that Merlin got into last year was apparently only the tip of the iceberg. Between attempting to right decade-old injustices and avoiding discovery, Merlin has her hands full. This would all be much simpler if some idiot hadn't decided to claim they were Salazar's descendent and that it was a great idea to start attacking students. 2nd in Oh Merlin! series. fem!Merlin
Rated: T - English - Adventure/Friendship - Chapters: 4 - Words: 27,114 - Reviews: 7 - Favs: 26 - Follows: 42 - Updated: 11/19/2021 - Published: 7/4/2021 - Harry P., Draco M., Merlin, Nimueh
The Blue Butterflies at Hogwarts by saturnAlphenn reviews
Merlin is bored - being on earth for 1500 years does come with it's problems. So, naturally, he applies for a teaching position at Hogwarts. What he doesn't expect is for a certain dragon to follow him, and to be pulled into the abnormally chaotic lives of the golden trio...
Rated: K+ - English - Friendship/Adventure - Chapters: 7 - Words: 12,734 - Reviews: 11 - Favs: 85 - Follows: 106 - Updated: 11/18/2021 - Published: 7/27/2021 - Harry P., Merlin, Arthur, Aithusa
The Sorcerer and the King by QueenAly300 reviews
After a spell to put himself to sleep until Arthur's return, Merlin finds himself reborn as Harry Potter. It is time for the Once and Future King and the Greatest Sorcerer in the World to return and rebuild the wizarding world.
Rated: T - English - Adventure/Friendship - Chapters: 16 - Words: 50,294 - Reviews: 138 - Favs: 574 - Follows: 751 - Updated: 11/12/2021 - Published: 12/30/2019 - Harry P., Merlin, Arthur
Harry Potter and the Immortal of Azkaban by ExcaliburStuckInMyStoneHeart reviews
Merlin brakes out of Azkaban, following a bunch of Death Eaters in their escape. Realizing he's been in there for a very long time he comes to the realization that he's been asleep sort of for at least 500 years. And times have changed. Coming to the realization that a new dark Lord has risen, he tasks himself to help out the boy who lived in defeating the new Dark Lord.
Rated: K+ - English - Fantasy/Adventure - Chapters: 26 - Words: 100,538 - Reviews: 170 - Favs: 317 - Follows: 382 - Updated: 9/13/2021 - Published: 6/12/2020 - Remus L., George W., Fred W., Merlin - Complete
The Boys Who Lived on Privet Drive by Pegasus-Dragon reviews
We all know what magic goes on behind the door of Number four Privet Drive, but what about number six? With Merlin as Harry's neighbour and a few years older than him, how will it change the adventure we all know and love? What happens when the Merlin and the rest of the round table are reincarnated and attending Hogwarts, all missing the memories of their past lives...for now. Bk1
Rated: T - English - Adventure/Friendship - Chapters: 27 - Words: 113,876 - Reviews: 96 - Favs: 296 - Follows: 378 - Updated: 8/26/2021 - Published: 2/8/2018 - [Merlin, Arthur] Harry P., Gwaine - Complete
Magic's Call by OnceUponAPotter reviews
Magic's Call wasn't something just anybody could hear. If you heard it, you had something to do. A life to remember. Hailey Potter had been 11 years old when she heard it. She had a life to remember, Merlyn, a place, Camelot, and a King, Arthur. Few people heard the call, some magical, some not. Anyone you asked would describe it as a war cry. Fem!Harry Fem!Merlin Slytherin!Harry
Rated: T - English - Adventure/Romance - Chapters: 6 - Words: 11,446 - Reviews: 11 - Favs: 118 - Follows: 145 - Updated: 8/12/2021 - Published: 5/18/2021 - [Harry P., Cedric D.] [Merlin, Arthur]
Out of the Closet by denizci reviews
When a mysterious chest containing ancient artifacts resurfaces, the Wizarding World deals with the fallout.
Rated: T - English - Humor/Fantasy - Chapters: 5 - Words: 16,341 - Reviews: 17 - Favs: 44 - Follows: 74 - Updated: 8/6/2021 - Published: 8/10/2020 - Merlin, OC
The Emrys Exchange by Mwizard10 reviews
When Harry faces down Voldemort in the Ministry, A mysterious man by the name of Emrys defeats Voldemort in place of Dumbledore. When the man becomes the new Defense Against the Dark Arts teacher, Harry's year becomes far more interesting, but yet so much more sinister. Rated T for Violence and Swearing.
Rated: T - English - Chapters: 16 - Words: 48,930 - Reviews: 220 - Favs: 490 - Follows: 706 - Updated: 7/18/2021 - Published: 12/29/2015
Merlin, Trouble, and the Third Floor by booksandreadingismylife reviews
It's been 1500 years since Camelot, and the people who put so much work into building Albion have finally been reborn. However, trouble is stirring so Merlin decides to return to Hogwarts. This would be a whole lot simpler if the Headmaster hadn't put a target on the 3rd Floor and Merlin didn't have to deal with (avoiding) her old friends. fem!Merlin 1st in Oh Merlin! series
Rated: T - English - Adventure/Friendship - Chapters: 16 - Words: 125,907 - Reviews: 63 - Favs: 253 - Follows: 310 - Updated: 7/4/2021 - Published: 12/3/2014 - Harry P., Draco M., Merlin, Nimueh - Complete
A Riddle You Should Never Forget by HedgeWrites reviews
The Orphanage couldn't find a space in their hearts between fear and pity for the boy. Merlin couldn't stand by and watch him fall. It's the 1930s, and Tom Riddle's rise to power is set in motion with very different beginnings. Ghosts of Merlin's guilt spur him into the path of a boy whom so many had written off for darkness, but perhaps he can still be pulled from the depths.
Rated: T - English - Hurt/Comfort/Fantasy - Chapters: 11 - Words: 74,076 - Reviews: 71 - Favs: 169 - Follows: 247 - Updated: 5/20/2021 - Published: 10/27/2018 - Albus D., Tom R. Jr., Merlin, Freya
Magics Call (Being Rewritten) by OnceUponAPotter reviews
When eleven year old Hailey Potter started her first year at Hogwarts, she knew her life would change. But, she didn't know how much it would change. She certainly did not expect to find her true love. Again. Or lose her true love. Again. Or find friends and family from a thousand years ago. Reincarnation fic. T for possible course language. Fem!Harry. Fem!Merlin. Slytherin!Harry.
Rated: T - English - Adventure/Romance - Chapters: 13 - Words: 15,553 - Reviews: 45 - Favs: 372 - Follows: 395 - Updated: 5/18/2021 - Published: 11/2/2017 - Harry P., Cedric D., Merlin, Arthur
Les Passeurs d'Âmes by Listelia reviews
En fermant les yeux, il pouvait entendre l'écho des tambours qui avaient résonné, si clairs, pour la première fois depuis presque douze ans. Les tambours qui annonçaient la fin du monde. Les tambours qu'il n'avait pas reconnu depuis tout ce temps et qui se rapprochaient, sourdement, depuis des mois.
Rated: T - French - Hurt/Comfort/Family - Chapters: 43 - Words: 200,747 - Reviews: 6 - Favs: 11 - Follows: 10 - Updated: 3/27/2021 - Published: 2/25/2021 - Hermione G., Arthur, Scorpius M., Morgana
The Girl in the Woods by Shipping Princess reviews
Fem!merlin was taken by a summoning charm when she was a baby to the Potters. She grew up as Erin Merlin Potter(fem!harry)in an abusive environment. She defeated Voldemort in the DoM when she was fifteen only discover she had been played by everyone but Neville, Luna, Fred, and George. She also discovers that she is the great Merlin and travels back to her real time.
Rated: T - English - Romance/Drama - Chapters: 2 - Words: 1,548 - Reviews: 39 - Favs: 381 - Follows: 449 - Updated: 3/20/2021 - Published: 5/24/2015 - [Merlin, Arthur] Harry P.
Calma by MerVonZeit reviews
Voldemort a regresado, pero no es el único señor oscuro en ascenso. Harry Potter intenta lidiar con ser Harry Potter y ser tratado como un niño. En tanto Arthur tiene mejores cosas en qué pensar cómo la memoria de Merlín. Los destinos están tan entretejidos qué es imposible permanecer al margen, pero podemos verlos justo antes de unirse. Continuación de Preludio
Rated: K - Spanish - Fantasy - Chapters: 16 - Words: 72,068 - Reviews: 3 - Favs: 19 - Follows: 19 - Updated: 3/7/2021 - Published: 12/24/2020 - Arthur, Merlin, Harry P., Hermione G.
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