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The Many Harry Potter Crossovers
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Founder: MythologyGirl - Stories: 106 - Followers: 29 - id: 22850
Harry Potter Crossovers

Second Try by S.Malady reviews
Amnesiac Harry tries to adjust to life in Forks with minor mishaps and major misunderstandings happening along the way. Danger is lurking just around the corner, but he has brand new allies now.
Crossover - Harry Potter & Twilight - Rated: M - English - Romance/Adventure - Chapters: 41 - Words: 104,261 - Reviews: 573 - Favs: 1,410 - Follows: 863 - Updated: 2/10/2013 - Published: 10/15/2012 - [Harry P., Edward] - Complete
Make Light by stratusfish reviews
Harry Potter and Ginny are faltering. This isn't surprising in the slightest. Charlie Weasley happened to be at the right place at the right time, and Jacob Black ends up meeting his imprint at the local laundromat.
Crossover - Harry Potter & Twilight - Rated: T - English - Romance/Humor - Chapters: 9 - Words: 39,720 - Reviews: 463 - Favs: 1,408 - Follows: 2,046 - Updated: 5/20/2014 - Published: 11/19/2010 - Harry P., Jacob
Their Beloved Prince by misteeirene reviews
8 year old Harry is found dying by the Volturi. Taking a chance, Aro decides to turn him and raise him with the help of his brothers. Will Harry turn out to be like all the other immortal children, or will he turn out to be something more? I do not have a pairing for this fic yet, but it will be slash. Mentions abuse and possible non-con.
Crossover - Harry Potter & Twilight - Rated: M - English - Angst/Hurt/Comfort - Chapters: 14 - Words: 74,931 - Reviews: 1071 - Favs: 3,060 - Follows: 3,719 - Updated: 7/4/2018 - Published: 2/19/2017 - Harry P.
Gives You Hell by azzie adams reviews
Albus and Harry Potter died many years ago. Accusing them of being vampires, Carlisle saw them hang, lifeless, cold, dead. He didn't expect to meet them 300 years later in Forks. But their sordid past seems to have followed them. EC/HP.
Crossover - Harry Potter & Twilight - Rated: M - English - Romance/Adventure - Chapters: 24 - Words: 170,819 - Reviews: 2298 - Favs: 3,532 - Follows: 3,755 - Updated: 7/24/2010 - Published: 2/5/2009 - Harry P., Edward
Beauty on the Battlefield by underthemoonandstars reviews
A Twice-Blessed demigoddess is born, and she's got a lot of work to do. Operating under multiple prophecies and fighting two wars, Helen Potter rises to the challenge with enough time left over to destroy her enemies and fall in love. Of course, nothing less could be expected from the Daughter of Ares and Aphrodite. Fem!Harry.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure - Chapters: 4 - Words: 70,706 - Reviews: 352 - Favs: 2,216 - Follows: 2,545 - Updated: 9/25/2016 - Published: 4/1/2016 - Harry P., Luke C.
Harry Potter of Baker Street by Dayja reviews
Sherlock Holmes discovers family he never knew he had, and John Watson finds a child living in the cupboard. Crossover between BBC Sherlock and Harry Potter. NEW webcomic based off my story. See end notes of latest chapter for details.
Crossover - Sherlock & Harry Potter - Rated: T - English - Family/Friendship - Chapters: 17 - Words: 42,663 - Reviews: 1494 - Favs: 5,628 - Follows: 5,412 - Updated: 5/7/2016 - Published: 9/20/2010 - Harry P., Sherlock H., John W. - Complete
Fates Be Changed by The Homing Pigeon reviews
An orphan and an outcast, living two lives that should never have intercepted. However what could happen if a nudge forces these worlds to collide? With a new name and a new father will the Boy-Who-Lived accept what Fate marked him for? A Bruce Banner/Harry Potter father/son relationship. Skip to Chapter 13 for the start of the Avengers.
Crossover - Harry Potter & Avengers - Rated: T - English - Family - Chapters: 69 - Words: 349,121 - Reviews: 3373 - Favs: 7,558 - Follows: 7,295 - Updated: 7/14/2017 - Published: 7/22/2015 - Harry P., Hulk/Bruce B. - Complete
Raptor by sakurademonalchemist reviews
Hagrid wins a dragon egg...only what is inside is no dragon. Harry is the first to make eye contact with the creature inside...and ends up with a most unusual familiar. Watch out Hogwarts...things are about to get prehistoric!
Crossover - Harry Potter & Jurassic Park - Rated: T - English - Adventure/Humor - Chapters: 25 - Words: 65,937 - Reviews: 3645 - Favs: 9,179 - Follows: 8,838 - Updated: 3/16/2016 - Published: 12/24/2015 - Harry P., Velociraptor
Rain in the Desert by SoulReaperCrewe reviews
Where one life ends, another begins and a past life filled with magic and wonder return to a Harry born into Westeros. Saving a Princess and returning her home was only the beginning of a much longer journey as he begins to rebuild his once mighty family, finding love along the way and fighting off the darkness that will try and overtake their world. Harry/Elia
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Adventure/Family - Chapters: 3 - Words: 24,258 - Reviews: 460 - Favs: 2,455 - Follows: 3,165 - Updated: 9/28/2017 - Published: 8/20/2017 - Harry P., Elia M.
Invictus by Harry Morgan Le Fay reviews
Tired of his world and it's upset outcomes, he gave up his life to see what awaited him. Reincarnated in Westeros his name will be feared by many and his legacy will last for millennia. Lord of the Vale, he will be the beckoning of a new world. He will play the game of thrones, but it will be his game. Vallis, Gubernator, Invictus. OOC Reincarnated Harry.
Crossover - Harry Potter & A song of Ice and Fire - Rated: M - English - Adventure - Chapters: 4 - Words: 17,020 - Reviews: 207 - Favs: 1,465 - Follows: 1,986 - Updated: 5/15/2018 - Published: 4/24/2017 - Harry P.
Daddy Dean by fanficoholic reviews
Harry Winchester has an unusual life. His father, Dean, is a retired hunter, and his mother was born a wand-waving, broomstick riding witch. His grandfather is hunting a demon and his godfather is wanted by the government. If only he were normal...
Crossover - Harry Potter & Supernatural - Rated: K+ - English - Family/Supernatural - Chapters: 29 - Words: 66,484 - Reviews: 562 - Favs: 1,869 - Follows: 1,389 - Updated: 8/29/2012 - Published: 4/28/2011 - Harry P., Dean W. - Complete
It's elementary, John, I have a son by Leonhard van Euler reviews
Sherlock is investigating a murder in Privet Drive when he meets Harry Potter... And apparently he's his son. ON HIATUS. STORY BEING RE-WRITTEN
Crossover - Harry Potter & Sherlock - Rated: T - English - Family/Crime - Chapters: 18 - Words: 72,838 - Reviews: 1261 - Favs: 2,853 - Follows: 3,952 - Updated: 4/20/2017 - Published: 1/3/2015 - Harry P., Sherlock H., John W.
When Angels Fly by Leonhard van Euler reviews
When Sam and Dean released the Devil from his cage and started the apocalypse, they thought that Lucifer would be all for exterminating humanity. But when they meet Harry Potter, who is apparently an amnesic Lucifer, they start to wonder... Will Harry agree to stop the apocalypse before it even properly starts? And where is God in all of this? Harry-is-Lucifer story. GEN!FANFICTION
Crossover - Harry Potter & Supernatural - Rated: T - English - Family/Adventure - Chapters: 15 - Words: 86,219 - Reviews: 593 - Favs: 2,511 - Follows: 2,614 - Updated: 9/19/2018 - Published: 7/22/2016 - Harry P., Chuck S./God, Lucifer, Gabriel - Complete
The Tainted Blood of the Father by StarLight Massacre reviews
Harry has broken away from his chains after the Dursleys go too far. A simple desire to make a withdrawal from Gringotts leads to something much larger and exposes more than he ever knew about himself. A rushed, impulsive trip to America changes his entire life as he might have just found himself a true family to call his own.
Crossover - Harry Potter & Supernatural - Rated: M - English - Family/Angst - Chapters: 6 - Words: 75,575 - Reviews: 697 - Favs: 3,306 - Follows: 4,293 - Updated: 2/7 - Published: 9/8/2015 - Harry P., Sam W., Dean W., John W.
Cupboards and Cryogenics by Yodeling Prospector reviews
When HYDRA sends The Winter Soldier to bring them the four-year-old Boy Who Lived, the outcome is not what they expected.
Crossover - Harry Potter & Avengers - Rated: T - English - Drama - Chapters: 12 - Words: 45,284 - Reviews: 387 - Favs: 1,605 - Follows: 2,448 - Updated: 1/2/2018 - Published: 4/18/2017 - Harry P., Bucky Barnes/Winter Soldier
Kittens Can't Speak Elfish by Stephfunky reviews
Haldir has found a pretty little kitten with black fur and green eyes. That talks. Hp X-over, slash, crossgen
Crossover - Harry Potter & Lord of the Rings - Rated: T - English - Humor/Romance - Chapters: 5 - Words: 6,947 - Reviews: 361 - Favs: 1,349 - Follows: 1,653 - Updated: 2/21/2009 - Published: 8/18/2008 - Harry P., Haldir
Man in Fangorn by JaidenAye reviews
Stumbling into Fangorn, Merry and Pippin find more magic than Ents and the armies of Middle Earth gain an unexpected ally from the shadows of the woods. That is, if Pippin doesn't insult him into seclusion first. Roughly from challenge by CashyHoray1.00 "Lord of the Forest".
Crossover - Harry Potter & Lord of the Rings - Rated: T - English - Adventure/Romance - Chapters: 6 - Words: 17,638 - Reviews: 513 - Favs: 2,601 - Follows: 3,834 - Updated: 12/3/2013 - Published: 4/12/2012 - Harry P., Legolas
Vale of Arryn by Astronauts reviews
Born to the Warden of the East, Harald Arryn remembers a life lived in another world and another time. Using the knowledge gained from his life as a wizard, young Harry works to better his kingdom and the lives of the people living within the Vale of Arryn.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Adventure/Fantasy - Chapters: 4 - Words: 12,476 - Reviews: 145 - Favs: 1,036 - Follows: 1,408 - Published: 12/20/2016 - Harry P.
Hadrian Clegane by CountJ reviews
Harry Potter died at the Departament of Mysteries but thanks to Voldemort's horocrux he gets a chance to start a new life in another world. The catch? His father is Gregor Clegane and his mother the woman Sandor loved, there's religious fanatics hunting him and his allies and lets not forget the ice zombies that want to destroy humanity.
Crossover - Harry Potter & A song of Ice and Fire - Rated: M - English - Romance/Adventure - Chapters: 1 - Words: 4,093 - Reviews: 21 - Favs: 147 - Follows: 227 - Published: 12/31/2016 - [Harry P., Arya S.]
Another Stark by Average White Writer reviews
Another Stark joins the game. Fostered at Starfall while his twin goes to the Eyrie, a Northern man learns the way of the Rhoynar. Death is playing a dangerous gamble.
Crossover - Harry Potter & A song of Ice and Fire - Rated: M - English - Adventure - Chapters: 6 - Words: 16,992 - Reviews: 171 - Favs: 1,162 - Follows: 1,613 - Updated: 6/17 - Published: 5/22/2016 - Harry P., Ashara D.
Wizard of Winterfell by jamnaz79 reviews
Harry Stark was born the second son of Lord Eddard Stark. But after his fall from the Tower, he does not wake up right away. Instead he live a dream life of a boy who looks very like him named Harry Potter. In that life of a wizard he learns to love magic and life as he fights against Voldemort only to awaken after to a horror happening in Winterfell. Multi-pairing tbd, no slash
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Adventure/Fantasy - Chapters: 5 - Words: 20,583 - Reviews: 356 - Favs: 1,427 - Follows: 1,931 - Updated: 3/10/2017 - Published: 1/17/2017
The Blue Winter Rose by bloomsburry reviews
After he sacrificed himself to save the lives of many, Harry Potter was ready for the Afterlife. However, what he didn't expect was for Death to give him another chance to live in another world. Reborn as the only daughter of Rickard Stark, Harry grew up as Lyanna Stark; the girl who would become the catalyst for the wars to come.
Crossover - Harry Potter & A song of Ice and Fire - Rated: T - English - Drama/Adventure - Chapters: 11 - Words: 42,445 - Reviews: 253 - Favs: 1,187 - Follows: 1,510 - Updated: 6/9 - Published: 5/11/2016 - Harry P., Rhaegar T., Lyanna S., Arthur D.
Harry Lannister: The Young Lion by yozza reviews
Harry James Potter died in the war and was reborn into a world vastly different to his own. Surrounded by lies, mystery and intrigue can Harry win and survive or will he fall prey to the machinations of other players. Because when you play the Game of Thrones...You win or you die.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Fantasy/Adventure - Chapters: 9 - Words: 85,880 - Reviews: 467 - Favs: 2,164 - Follows: 2,870 - Updated: 12/18/2017 - Published: 12/27/2015
Firestarter by uoduck reviews
Rhaenys Targaryen survives the sack of King's Landing through Jaime's intervention and regaining the memories of a past life. Robert orders her to be taken to Winterfell and wed to Ned's firstborn. (Rhaenys Targaryen[female Harry Potter]/Robb Stark)
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Fantasy/Drama - Chapters: 15 - Words: 39,398 - Reviews: 567 - Favs: 2,657 - Follows: 3,438 - Updated: 7/23/2018 - Published: 12/29/2016 - [Harry P., Robb S.]
Pride of the Family by uoduck reviews
Joanna Lannister births a baby girl three years before Jaime and Cersei. Little Taliya Lannister has parents who love her and a secret and magic that could change Westeros forever. FemHarry/Rhaegar Targaryen
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Romance/Fantasy - Chapters: 9 - Words: 22,405 - Reviews: 556 - Favs: 2,851 - Follows: 3,659 - Updated: 7/28/2018 - Published: 8/6/2017 - [Harry P., Rhaegar T.]
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