SPOILERS WITHIN - YOU'VE BEEN WARNED

General Differences in the World

• The weather is better after Voldemort's downfall. (Yes, this makes the downfall noticeable to Muggles, too.)
• There are less Dementors because there is less fear in the world.
• Voldemort's DADA curse was lifted.
• Death Eater's marks faded and never hurt again.

What happens to... [places & things]

Azkaban

• Dementors are no longer used.

Dumbledore's Army Coins

• Most of them still remain in their original owner's possesion and they are treasured

Hogwarts

• Slytherin starts accepting some non-pureblood folks.
• ... but maintains it's evilness.
• Severus Snape's portrait does hang in the headmaster's office. Harry made sure of that.
• The headmaster/headmistress was not Mcgonagall in the Epilogue.

The Marauder's Map

• Harry's son James has the map, even though Harry never gave it to him...

the Ministry of Magic

• Kingsley Shacklebolt becomes the Minister for Magic
• Harry Potter heads the Auror department in 2007 after joining some time in 1998.
• Hermione Granger joined the Department for the Regulation and Control of Magical Creatures.
• Later, Hermione was moved to the Department of Magical Law Enforcement and eradicated pro-pureblood laws.
• Percy Weasley became something high-ranking.

The Resurrection Stone

• It's still where it was left, though probably buried by now.

the Quibbler

• The Quibbler goes back to publishing nonsense articles about Crumple-Horned Snorknacks and what not.

What happens to... [people]

Abbott, Hannah

• Hannah becomes the landlady at The Leaky Cauldron.
• She also marries Neville.

Delacour, Fleur

• Fleur and Bill have three children: Dominique, Louis, and Victoire.

Dumbledore, Aberforth

• He's still at the Hog's Head, playing with his goats.

Dursley, Dudley

• Harry and Dudley kept in touch, but the relationship was always awkward.

Chang, Cho

• Cho marries a Muggle

Firenze

• Firenze was welcomed back to his centaur herd. His pro-human attitude was no longer regretted by the herd.

Granger, Hermione

• Hermione marries Ron and has two children: Rose Weasley (born 2005/2006) and Hugo Weasley (born 2006/2007).
• She started her post-Hogwartian career at the Department for the Regulation and Control of Magical Creatures where she took her S.P.E.W. campaign further.
• Eventually, she was moved to the Department of Magical Law Enforcement and eradicated pro-pureblood laws. She ended up "pretty high up" in that department.
• She was able to find her parents and undo their memory charms.
• She returned to Hogwarts to finish her N.E.W.T.s

Hagrid, Rubeus

• He never marries: Mme. Maxime was too sophisticated and there weren't many others.

Krum, Viktor

• Krum falls in love with another woman back in Bulgaria.

Lockhart, Gilderoy

• Lockhart never recovers from his memory charm.

Longbottom, Neville

• Neville marries Hannah Abbott.
• He also starts teaching Herbology at Hogwarts. His students think he is 'cool'.
• Kingsley Shacklebolt recruited Neville as an Auror before he became a professor.

Lovegood, Luna

• Luna became a naturalist and discovered many new species.
• But she never found a Crumple-Horned Snorknack and was forced to admit they never existed.
• Luna married Rolf Scamander (grandson of Newt Scamander, author of Fantastic Beasts and Where to Find Them).
• ... and had 2 children: Lorcan and Lysander (twins!)

Lupin, Teddy

• Teddy gets raised by his grandmother, Andromeda, and has a close relationship with Harry.
• The epilogue hints that he has a romantic relationship with Victoire Weasley, one of Bill and Fleurs children.
• Teddy is not a werewolf, but a metamorphagus, like Tonks.

Malfoy family

• The Malfoy's didn't go to Azkaban.
• Draco marries Astoria Greengrass.
• ... and has a son named Scorpius.
• Scorpius is a much better person than Draco was.
• Draco came to understand Harry much better, and vice-versa.

Marietta (Cho Chang's friend)

• Her "SNEAK" pimples left a few scars...

Potter, Harry

• Contrary to popular belief, Harry does not become Minister for Magic.
• He does, however, become head of the Auror Department. He joins the department between May 2nd, 1998 and July 31st, 1998 and rises to become head in 2007.
• He marries Ginny Weasley.
• ... and has 3 children: James Sirius Potter (born 2004/2005), Albus Severus Potter (born 2005/2006), and Lily Luna Potter (born 2006/2007).
• Harry's son James has the Marauder's Map, though Harry didn't give it to him.
• Harry saw to it that Snape's goodness was shown to the world.
• Harry grew to understand Draco Malfoy much better.
• He comes into possesion of Sirius's motorbike after Mr. Weasley fixes it.
• Eventually, Harry's name ends up on Chocolate Frog cards.
• Harry and Ron revolutionize the Auror Department.
• Harry returns to Hogwarts to give the odd talk about DADA
• Harry and Dudley remain in touch. The relationship will always be awkward, though.
• He never returns to Hogwarts to graduate.

Shacklebolt, Kingsley

• Kingsley become Minister for Magic and makes the Ministry a better place.

Skeeter, Rita

• Rita writes a biography on Harry shortly after book 7.

Umbridge, Dolores

• Umbridge gets arrested and interrogated for aversion and crimes against muggle-borns.

Weasley, Arthur

• Mr. Weasley fixes Sirius's motorbike and gives it to Harry.

Weasley, Charlie

• Charlie never has any children and never marries.

Weasley, George

• George continues the run Weasley's Wizard Wheezes.
• He also becomes a successful businessman.
• He marries Angelina Johnson...
• ... and has 2 children: Fred and Roxanne

Weasley, Ginny

• Ginny joined the Holyhead Harpies (an all-women Quidditch team).
• She then became senior Quidditch correspondent for the Daily Prophet.
• Ginny married Harry Potter
• ... and has 3 children: James Potter (born 2004/2005), Albus Severus Potter (born 2005/2006), and Lily Potter (born 2006/2007).

Weasley, Percy

• Percy became a high-ranking Ministry worker.
• He marries a woman named Audrey...
• ... and has two children: Molly and Lucy

Weasley, Ron

• Ron helps George head Weasley's Wizard Wheezes and makes a fortune.
• He also works at the Auror department.
• He marries Hermione...
• ... and has two children: Rose Weasley (born 2005/2006) and Hugo Weasley (born 2006/2007).
• His name ends up on Chocolate Frog cards. He will describe this as his finest hour.
• Harry and Ron revolutionize the Auror Department.
• He never returns to Hogwarts to graduate.

Winky

• Is still at Hogwarts.
• And is a bit less sad.