The Attack on Hogwarts in January 1941 should've been prevented. It wasn't however. After the students are sent home for their safety, the Doctor finds himself dealing with a certain boy with the initials T.M.R. who'd been living on the streets with Nancy's gang after he sneaks aboard the TARDIS through a door Rose left open. Set after The Empty Child and The Doctor Dances.

Part 1 Demons run when a good man goes to war. The battle of Demons Run is one we all know- the doctor collected on his debts, gathering friends and allies. Just how many more people had he gathered from all across time and space? And of course what kind of time lord would he be if he didn't have the boy who lived fighting at his side?

The prophecy stated that Harry was once again in mortal danger. This time he would need his old friends, new friends, and an alien named The Doctor to defeat the new alliances of enemies. The Avengers are here to help! It is recommended that you have seen the movies and shows of all three before reading.

Sequel to Hogwarts is Home. Whouffle AU. Clara and John are now starting their fifth year at Hogwarts and the Wizarding World is suddenly becoming a lot darker. How will they manage their raging emotions as they prepare themselves for the hardships of the outside world? Rated T to be safe. (OOTP - DH)

There is more to Harry Potter than there may seem, but even he doesn't know it. one-shot.

Alternate history where the Doctor ended the Time War by different means. Now the Daleks have found out how, and seek to undo his work. Takes place immediately after "The Name of the Doctor". Multiple crossovers.

A series of seven drabbles featuring Hermione/11th doctor in response to TycheSong's Drabble-a-Day Challenge.

What if there were four extra people in Harry Potter? Four people with the knowledge and skill to save lives and thwart evil? Four teenaged girls, who hold secrets they are determined to take to their grave? A Gallifreyan, a Demigod, a Magician, and a Witch? This story begins in Order of the Phoenix and goes to the end. I only own my OCs.

"It does no good to dwell on dreams and forget to live." "Of course it is happening inside your head, Harry, but why on Earth should that mean it is not real?" What happens when you're tired from lack of sleep, depressed because you finished the Harry Potter series, and just watched Asylum of the Daleks. One-shot only. Disclaimer inside.

Jack goes to a bar and can't help himself. The Doctor is disappointed the kid isn't ginger like his mom. Jack's just proud that his son will grow up to defeat the Dark Lord. The Doctor puts his time machine to use, family reunites and Martha can't help but cry. Rated T for Jack

Sirius is dead and Harry Potter is near the tipping point of being consumed entirely by his darkness. But when a voice begins to talk to him, his life is forever changed as he discovers a strange fob watch. Now all of time and space must be afraid as Harry Potter is gone and in his place: The Master Reborn! *Master!Harry* *Par of the Mad-Men Universe*

Time Travel is tricky business. You need training and practice and years of dedication to the craft before being trusted with such a monumental responsibility. When you have none of those things, however, you can always try calling the Doctor, as he seems pretty good at this stuff. So that's exactly what Hogwarts does, and that's how he finds himself babysitting Hermione Granger.

A role-play my friend and I are doing. It's my birthday "party favor," I guess. Enjoy! Remember, I will be holding a fanfic birthday party for myself and havarti2 and whoever wants to come is invited!

During the battle of Hogwarts, Alexandria became desperate to help Harry Potter and the Wizarding World. She went to the only person she knew could help...The Doctor. [11th doctor/Harry Potter/OC Crossover!]

The Doctor has gotten himself into a bit of a mess, and now he's a kid again. Shortly after de-aging however, a mysterious owl brings him a letter. He's been accepted to Hogwarts! But why? The answers lie behind the mysterious walls of Hogwarts, follow the Doctor as he unravels the mysteries of the school, and tries to fix the mess he landed in. Adopted from Bibliomaniac.

There is a woman who sits on a bench in London, knitting. She has always been there, even before there was a London. She is the Doctor's one confidant, though he knows not her name. She is so much more than meets the eye. She is Elizabeth Granger, Hermione's twin, thought to be dead, but simply hidden. This is her story. Love, loss, friendship, magic, and family. Maybe some danger.

When the TARDIS goes astray, the Doctor ends up at Hogwarts among Harry Potter, Albus Dumbledore, and many Hogwarts staff and students, past and present. How did they get there and how will they leave? The Doctor and Hogwarts.

What if Hermione was also visited by a certain Doctor throughout her childhood? How will their relationship progress as she grows up? Harry Potter/Doctor Who crossover.

Drabble. Strange middle grounds. Written for the Prompt Relay Challenge.

The Doctor encounters the hidden world of magic for the first time when the TARDIS lands in Hogsmeade. Both the Dumbledores are welcoming, but the Ministry makes life difficult. So the Doctor decides to get a wand of his own and the adventure really begins.

Draco Malfoy jumps off a bridge, hoping for death but getting something very different. Harry Potter languishes in a loveless marriage and colorless world, until quite abruptly he does not. From the dark places of the universe, there is a song that echoes everywhere and nowhere. It sings of power and it sings of hunger. It will devour all things before the end. Multiple crossovers.

Hermione Granger is returning to Hogwarts for her seventh and final year. And with returning, she promises herself that she will stay out of trouble; no more meddling. But all of that changes when a sassy red-head and a loud, energetic man become teachers at Hermione's beloved school. Will the witch ever have a safe year at Hogwarts School of Witchcraft and Wizardry?

Misadventures with the students at Hogwarts as the Doctor's daughter joins them as a fellow student.

Features Doctor Harry! story will be a short chapter format but more chapters per week like 2-3 chapters. So enjoy! " I might be a boy Harry thought but these memories of my Grandfather hes long dead turned into a human using the chameleon arch. But I have his memories now and the universe still needs a doctor.. its not done with him yet"

Against all odds, Voldemort discovers the existence of Time Lords and decides that he wants their secrets for himself. How far will he go, and will the Doctor be able to stop him? And, more importantly, what effect will this have on the wizarding world?