What do you need for a simple DIY Harry Potter costume?

You only need a white collared shirt, dark pants, round black glasses, a stick for a wand, and a hand-drawn lightning bolt scar on the forehead.

How do you make the lightning bolt scar?

Use a brown or reddish-brown makeup pencil or eyeliner to draw a clean, sharp lightning bolt shape on the upper right side of the forehead.

Can this costume work for other Hogwarts houses?

Yes, simply swap the burgundy and gold accessories for green and silver (Slytherin), blue and bronze (Ravenclaw), or yellow and black (Hufflepuff).

AI-generated example

Kids Harry Potter Costumes

Bring the magic of Hogwarts to life with this classic wizard look.

A Harry Potter costume is a timeless favorite for kids, perfect for Halloween, school dress-up days, or playtime. This iconic look instantly transforms any child into the Boy Who Lived using a few signature wizarding accessories. The ensemble centers around a Gryffindor school uniform, complete with round glasses, a wand, and the famous lightning bolt scar.

Difficulty: Easy
Time: ~15 min
Budget: $20–65

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40 Kids Harry Potter costume ideas

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What you need for a Kids Harry Potter Costumes costume

Gryffindor Robe
A black hooded wizard robe with a burgundy lining and the Gryffindor house crest patch on the chest.
DIY: Use a plain black oversized long-sleeve shirt, cut a slit down the center front, and fabric-glue a printed Gryffindor crest to the chest.
Amazon
Round Glasses
Simple, circular black plastic frames without lenses for safety and comfort.
DIY: Pop the lenses out of a cheap pair of round sunglasses, or twist black pipe cleaners into circles with a bridge.
Amazon
Wizard Wand
A molded plastic or resin toy wand designed to look like textured brown wood.
DIY: Paint a sturdy backyard stick brown, or roll up a sheet of paper tightly, hot-glue spiral ridges onto it, and paint it brown.
Amazon
Gryffindor Scarf
A knit winter scarf featuring alternating thick stripes of burgundy and gold.
DIY: Use a plain red scarf and add yellow felt stripes using fabric glue.
Amazon
School Uniform Shirt
A classic white long-sleeve button-down dress shirt.
DIY: Use any plain white collared shirt from your child's wardrobe.
Amazon
Burgundy and Gold Tie
A clip-on or zipper necktie featuring diagonal burgundy and gold stripes.
DIY: Use a plain red tie and draw diagonal gold stripes on it with a metallic fabric marker.
Amazon
Grey Sweater Vest
A grey V-neck knit sweater vest to wear over the collared shirt.
DIY: A plain grey crewneck sweater or long-sleeve shirt can work as an alternative base layer.
Amazon

How to put it together

1
Put on the white button-down collared shirt and tuck it into dark trousers or a skirt.
2
Secure the burgundy and gold striped tie snugly under the shirt collar.
3
Layer the grey V-neck sweater vest over the shirt and tie.
4
Slip on the black Gryffindor robe over the vest, ensuring the house crest is visible on the left side of the chest.
5
Drape the burgundy and gold knit scarf loosely around the neck.
6
Put on the round black glasses frames.
7
Place the toy wand in your child's hand or tuck it safely into the robe's inner pocket.

Makeup & hair

Draw a small, neat red or brown lightning bolt scar on the right side of the forehead using an eyeliner pencil. Style the hair to be messy, tousled, and dark brown or black.

Kids Harry Potter Costumes for couples, groups, kids & more

couples: Pair with a Hermione Granger or Ron Weasley costume for a classic Hogwarts duo.
group: Gather friends to dress as a full Hogwarts house lineup, including Slytherin, Hufflepuff, and Ravenclaw students.
kids: This guide is fully optimized for toddlers, kids, and teens.
Plus size: Choose an open-front robe style which naturally accommodates all body types comfortably.
pet: Dress a pet in a small burgundy and gold striped collar scarf.

Tips

For trick-or-treating in cold weather, layer a black long-sleeve thermal shirt under the white button-down.
Opt for clip-on ties and lensless glasses for safety and comfort, especially for younger toddlers.
Have your child wear comfortable black school shoes or sneakers, as they will be walking a lot.
Make sure the robe length is hemmed high enough so your child doesn't trip while running or walking.

Kids Harry Potter Costumes costume FAQ

What do you need for a simple DIY Harry Potter costume?: You only need a white collared shirt, dark pants, round black glasses, a stick for a wand, and a hand-drawn lightning bolt scar on the forehead.
How do you make the lightning bolt scar?: Use a brown or reddish-brown makeup pencil or eyeliner to draw a clean, sharp lightning bolt shape on the upper right side of the forehead.
Can this costume work for other Hogwarts houses?: Yes, simply swap the burgundy and gold accessories for green and silver (Slytherin), blue and bronze (Ravenclaw), or yellow and black (Hufflepuff).

Did you know? Harry Potter's iconic round glasses were chosen by author J.K. Rowling because she wanted a highly recognizable visual trait that showed a hero could wear glasses.