(AU) To fight the Daleks, the Time Lords split their 13 faces into separate bodies. Some becoming Aliens. Each with infinite regenerations, keeping the same face, but de-aging into kids. Even pulling the dead out of their timeline, to fight again. Such as the Dr's Son. After the Time War, many survived. The Susan Echoes are mothers to heroes, such as the Tenza, Harry Potter

Watch as Harry Potter travels to the Doctor Who universe and changes things as he joins the Doctor and the Master

Hermione Granger loses everything in the final battle. When she tries to apparate to escape, an accident occurs, and she finds herself on the TARDIS with the Ninth Doctor. Can they both find happiness and love again with someone else who also knows what it is like to lose their whole world?

Un-deux-trois-quatre. Les tambours résonnent. Les tambours s'approchent. Un-deux-trois-quatre. La Guerre a soif du sang des Gallifréens. Un-deux-trois-quatre. Les derniers enfants du Temps souffriront dans une éternelle valse à quatre temps.

No TARDIS, no screwdriver, and no memory — on the plus side, an owl and a wand! May or may not be AU. "It's all in the mind, you know."

The carrionites Lilith, Doomfinger, and Bloodtide escape from the TARDIS and head to Riddle House where they meet Lord Voldermort and go to Hogwarts school of Witchcraft and Wizardy to kill Harry Potter. Will the Doctor and Martha make it in time before the carrionites can do any harm to Harry?

The Doctor is a new teacher at Hogwarts school of Witchcraft and Wizardy. She's the defence against the dark arts teacher. When Albus-Severus Potter and Scorpius Malfoy asks the Doctor for her help? But will she help the young wizards in what they're doing?

After coming across the Deathly Hallows symbol the Doctor travels to the Ministry of Magic where Hermione Granger who's the Minister of Magic tells the Doctor the Tale of The Three Brothers.

The Doctor wonders if she'll last a whole term as her predecessors who were teaching defence against the dark arts didn't!

After taking the position of defence against the dark arts teacher. The Doctor travels back in time to see what her predecessors were like.

After being appointed as the new Defence Against The Dark Arts teacher. The Doctor visits the Hogwarts battle which Harry Potter along with the members of the Order of the Phoenix against Lord Voldermort and his death eater followers fought each other. So that she has an inside of what sort of evil witches and wizards that Harry and members of the Order of the Phoenix had to face.

Harry stared at the Victorian clockwork man in confusion. This was not a Time Lord. This was not a TARDIS…Then why was he here? The Engineer was only summoned when a Time Lord or A TARDIS needed him to fix something. Harry/Doctor pairing, rating may change. You have been warned.

At a young age Harry met someone called the Doctor, he became his friend. Over the course of his school life the Doctor returned, in each of his incarnations. Leaving Hogwarts Harry continues to have adventures, visited upon by the Doctor's influences and further incarnations, friends, and enemies.

A long time ago, he used to be a Professor and the greatest wizard of his generation. A long time ago, he used to be a lot of things he isn't any more but most importantly, Human. Hell, he even used to have a proper gender. Now he was something else, the embodiment of pure evil...He used to have a true name too, not a designation. A long time ago he was Harry Potter.

Doctor Who/Next-gen AU: The 13th Doctor goes to Hogwarts to avoid telling Yaz how she feels when she meets Albus Potter who is in the same place as her. (Written for THC)

"Did I do it?" Donna asked, as The Doctor stared at her with disbelief written all over his face. "That's impossible!" The Doctor exclaimed. Or the one where Donna gives The Doctor a run for his money and Harry is given an opportunity to go anywhere in time and space.

What if the tale of Slytherin's monster lurking below the school was messing an important detail? What would have happened if more than one monster lurked below? Join Harry Potter, as he travels beneath the school to save Ginny Weasley. As the monsters close in, does anyone stand a chance of getting out alive? How this will turn out... No one knows.

In third year, Harry Potter has a near fatal accident with a time turner while trying to save his godfather. Now Harry's not quite human and is beginning to have memories that aren't his own. The Doctor is now searching for the young Time Lord that he mentally sensed with a far-fetched hope that he is not alone. TimeLord!Harry

'I'd like every of my characters to exist for real and I'd like to meet them, too'. Probably no one warned David Tennant not to make wishes if you're not prepared to see them come true. The Doctor has just lost his Companions to accept an absurd wish is just a way like another not to be alone, no matter if they are creatures with his same features. HUGE (fun) crossover!

When Jenny Smith moves across the road from the Dursley's, Harry get some form of a normal life with his best friend, who also happens to be the half alien daughter of The Doctor and River Song. But when they both start their fifth year in Hogwarts, Jenny has to deal with a DADA teacher after her head and her father's newly regenerated antics in his Eleventh incarnation...

Ember Potter knew that she was different. If the two hearts didn't give it away, it was all the weird stuff that kept happening around her...kinda like magic. This was confirmed when she received a letter from Hogwarts on her 11th birthday. Follow the Girl Who Lived as she navigates her way through her first year.

Instead of befriending Ron on the Hogwarts Express, what if Harry befriended a pair of twins, Jodie and Matt Smith, and ended up having his adventures with them instead? Human!Doctors as a family. Fet. 9, 10, 11, 12 and 13 as well as four incarnations of The Master as well. Got the idea from a piece of fan art

Escaping from Dudley's bullying and her relative's cruelty, Harriett 'Harry' Potter is found by her parents' old friend, The Doctor, while in his 8th Incarnation before he has to leave her with Sarah Jane Smith while he fights in the Time War. When he returns in his next incarnation, he's more than ready to look after her and show her the universe while she's off school...

The Doctor comes to visit Hermione on Christmas not knowing that time has moved on while he was away.

The Doctor's changed, but will Aries be able to accept that he's the man she'd fallen for? Or will Rose wedge herself between them. But she isn't the only one interested in the Doctor. Just who are Nick, Vera, Va'ly, and the Druid, and what do they want with the pair? With secrets finally revealed, the past and future will collide. But will the Wolf Eternal survive the fight?