Best Dog Halloween Costumes - Costumes For Small To Large Dogs

Welcome to the best dog Halloween costumes around! Whether you are dressing up a Chihuahua, or accessorizing your Great Dane – There are loads of awesome Halloween dog costumes to choose from.

We are excited to share with you some of our favorite dog Halloween costumes for this season.

Products included in this article were carefully and independently selected by the Happy Puppy Site team. If you decide to make a purchase from one of the links marked by an asterisk, we may earn a small commission on that sale. This is at no extra cost to you.

Our Favorite 3 Dog Halloween Costumes

These dog Halloween costumes feature classic themes in a variety of canine sizes.

NACOCO Pet Dog Costume Pirates of the Caribbean Style

A dog pirate costume* offers a perfect foil for you to build a counterpart costume around, and this Pirates of the Caribbean-theme canine pirate will be fearsome enough to protect you and your Halloween candy!

It comes in four sizes (X-small, small, medium, large).

Rubies Costume DC Heroes and Villains Collection Pet Costume: Classic Batman

For any Batman and Robin fan, this authentic Batman dog costume* is a must. It comes in four sizes (small, medium, large, X-large).

Robin Dog Costume

If you have more than one pooch, this fun Robin dog costume* can go with Batman to make for the perfect duo!

Why Should I Get A Dog Halloween Costume

Halloween is truly one of those holidays for all ages….and species!

After all, while your pup may prefer a meaty Halloween treat over candy corn, this can be easily arranged!

Plus, with all the adorable large and small dog costumes to choose from, how can you resist bringing Fido or Fifi along with you for a night of fun and festivities?

Do Dogs Like Wearing Costumes?

Before you parade your pup around in his costume, let’s just make sure that he is happy.

Although some dogs enjoy or are indifferent to being dressed up, others can find it very stressful.

Watch out for signals that he is unhappy.

Flattened ears and a lack of wag in the tail are signs to watch out for. If he shies away or scratches it off, then go with his decision.

Most dogs are quite happy to be dressed up, but it isn’t kind to carry on if he’s not. It needs to be fun for you both!

Choosing the Best Dog Halloween Costume

With something that is purely for fun, what is there to consider in choosing the best?

Safety, for one.

While most dog costumes will be adequately designed, it is still important to check.

The fit should be accurate and should not hamper your pup’s movement or leave piles of cloth for her to trip on.

Any parts near the face should fit securely enough for her to see and breathe easily.

On such a festive night, it is especially important to keep your beloved canine on a leash for her protection.

Of course, if you find the perfect concept, you may want to make sure the version you purchase is of high quality to last for many years.

Small Dog Halloween Costumes

These small dog costumes will make your pint-sized pooch look even cuter (just when you thought that wasn’t even possible!).

Casual Canine Hot Diggity Dog Costumes (Ketchup)

While any dog will look good in this precious hot dog costume*, it seems like almost a necessity if your canine sidekick happens to be a dachshund!

The Velcro straps are adjustable for the best fit and it comes in three sizes, all geared towards smaller dog breeds. For sure, this is a winning small dog Halloween costume!

Alfie Couture Designer Pet Apparel: Smokie the Dragon Dinosaur Costume

This blue-green dragon* makes for a precious small dog Halloween costume.

It comes in five sizes (X-small, small, medium, large, X-large).

The manufacturer recommends choosing one size up for comfort.

Pink and Purple Plush Dragon Costume from Bro’Bear

If you have a little girl dog, this pink and purple dragon small dog Halloween costume* is sure to be a hit!

Large Dog Halloween Costumes

A small dog wearing a lion mane or toothy mask looks ferocious….and cute. A large dog wearing the same can make candy thieves think twice before lifting any of yours!

GABOSS Lion Mane Costume Wig for Dog

This one is a pure classic among dog Halloween costume ideas, and you can’t ever go wrong with a classic.

Choose from golden, white or black, with or without ears. This costume will fit medium to large dogs.

SpookyPup Hilarious Dog Costume Muzzle with Large Scary Teeth

If you like to imagine dinosaurs as gentle plant-eaters, this dog Halloween mask* will put that myth to rest in short order!

This skeletal mask comes in three sizes (medium, large, X-large) and fits loosely around your dog’s muzzle with a snap buckle closure.

Extra Large Dog Halloween Costumes

These extra-large dog Halloween costumes are made in a wonderful array of sizes with extra-comfy fabric and design so your dog will stay warm and cozy all through the evening.

Despicable Me 2 Minion Pet Costume

This is one of the big trending Halloween outfits* for dog trick-or-treaters this year, and it comes in an amazing array of sizes geared towards large and extra-large pooches (small, medium, large, X-large, XX-large, XXX-large, 2XL).

The manufacturer also makes a handy breed sizing guide available when you order.

Idepet(TM) Adidog Pet Dog Costume Jacket

This popular branded dog costume* comes in a wide array of sizes from X-small through XX-large. And you can choose from several colors.

The manufacturer also offers a sizing chart to help you when you order.

Funny dog Halloween Costumes

With these funny dog Halloween costumes, you will want to be sure you have your camera primed and ready to capture the smiles on other trick-or-treaters’ faces as they pass you walking your pet skunk or butterfly on a leash!

Casual Canine Lil’ Stinker Dog Costume: Black/White

This is one of those pet Halloween costumes* for dogs that you just might have to re-use year after year.

This skunk costume comes in five sizes (X-small, small, medium, large, X-large) and is quite affordable and comfy for your pet.

Animal Planet PET20101 Butterfly Dog Costume

Every year, Halloween dog costume ideas just get better, and this one is a perfect example.* Who wouldn’t grin seeing your dog walk by with fluttering butterfly wings?

The costume comes in four sizes (X-small, small, medium, large) with a sizing chart to help you choose.

Cute Dog Halloween Costumes

The dinosaur and the cowboy: two time-honored costume choices that look as cute on dogs as they do on people!

Animal Planet PET20105 Stegosaurus Dog Costume

Maybe you aren’t quite sure how a dog dressed up as a dinosaur could be considered “cute.” But that is just because you haven’t seen this dog dinosaur costume* yet!

Animal Planet also Offers a Triceratops

This comfy, padded dino costume* comes in four sizes (X-small, small, medium, large).

Mikayoo Pet Dog Cat Halloween Costumes: The Cowboy

This fun cowboy dog costume* features a stand-up style costume that fits over your dog’s front torso and two front legs, making for a “standing cowboy” effect.

It comes in four sizes (X-small, small, medium, large) and offers a handy sizing guide.

Girl Dog Halloween Costumes

Your pretty canine princess can show up in style at any H-day gathering in these two fabulous girl dog Halloween costumes!

Rubies Costume DC Heroes and Villains Collection Pet Costume: Wonder Woman

This adorable and very highly rated superhero dog costume* comes in four sizes (small, medium, large, X-large) along with breed-specific sizing instructions to help choose the best size for your dog.

The costume consists of an authentic WW bodysuit and tiara – comfy and flexible for a night of Halloween fun with your fur girl!

Nothing But Love Pink Unicorn Costume Mane & Horn Headdress Wig for Dogs

Unicorns are definitely “in” this year, and your dog will represent in style with this new pink unicorn dog costume* in three sizes (small, medium, large). It comes with a cape and a headdress.

Boy Dog Halloween Costumes

These colorful boy dog Halloween costumes will have all heads turning for your pup!

Rubies Costume DC Heroes and Villains Collection Pet Costume: Superman

This authentic-looking and highly rated superhero dog costume* comes in four sizes (small, medium, large, X-large) and the manufacturer offers breed-based sizing suggestions to make it easier to choose the right size. The costume is easy to put on your pup and not at all restrictive.

Animal Planet Peacock Dog Costume

While it might be all-too-tempting to put this colorful, sparkly peacock costume* on your little fur girl, the truth is, the boy peacocks are the ones with all the extra decorations!

The costume comes in four sizes (X-small, small, medium, large).

Dog Spider Halloween Costume

By day, a spider is just a small scurrying dot. By night (and especially on Halloween night), a spider is a huge leggy nightmare…with extra fur!

Zack & Zoey Fuzzy Tarantula Costume

This isn’t just any old garden variety spider.* This is your dog – dressed up like a tarantula with eight long, creepy legs!

There are four sizes (X-small, small, medium, large) and a handy sizing guide to help you choose.

Dog Pokemon Halloween Costume

Even if you don’t plan to play Pokemon on Halloween night, you can still take your favorite hobby with you, thanks to this creative dog Pokemon Halloween costume!

PAWZ Road Pet Costume Small Dog Cat Christmas Clothes Jumpsuits

This Pikachu Pokemon dog costume* comes in five sizes from X-small to X-large.

The manufacturer states that using the sizing chart is important since this costume is not made based on U.S.A. sizing.

Star Wars Dog Halloween Costumes

If you are a Star Wars fan, these dog Halloween costumes Star Wars are made for you and your pooch!

Rubies Costume Star Wars Collection Pet Costume

These wonderful Star Wars costumes* feature dogs dressed up as Princess Leia, Yoda, Darth Vader and one of the Ewoks.

There are four sizes for each costume (small, medium, large, X-large). The manufacturer offers a sizing chart to help you match your dog up with the best size.

Rubies 888250 Star Wars Classic Dog Yoda Ears Headwear

If your pooch isn’t such a huge fan of big or little dog Halloween costumes but you still want to trick-or-treat au deux, perhaps a set of Yoda ears (or hair buns, in Princess Leia’s case)* will do just fine!

You can choose from small/medium or medium/large.

What is the Best Dog Halloween Costume?

We hope you have thoroughly enjoyed learning more about some of the most creative and eye-catching dog Halloween costumes available this H-day season!

Affiliate link disclosure: Links in this article marked with an * are affiliate links, and we may receive a small commission if you purchase these products. However, we selected them for inclusion independently, and all of the views expressed in this article are our own.

References and Resources

Eckman, S., DVM, “Pet Costumes – the Good, the Bad and the Ugly,” A&M Veterinary Medicine & Biomedical Sciences,” 2014.
Drobatz, K., DVM, “6 Halloween Safety Tips for Pets,” The Inquirer Daily News, 2013.
Johnson, A., “Dog Halloween Costumes: How Not to Torture (or Harm) Your Pet,” SafeBee, 2015.
Jaslow, R., “Chocolate and other Halloween treats may trick pets into endangering their health,” CBS News, 2013.
Hodgson, S., “Halloween from Your Dog’s Perspective,” The Huffington Post, 2014.