Adamari López's daughter looked so cute! 1
This hot pink pirate is the cutest! Alaia rocked her costume with so much confidence, and she looked so cute matching with her parents.
Kylie Jenner's little girl had the most perfect costume. 2
Kylie surprised her fans when she shared photos of baby Stormi decked out in her Halloween costume, which was the same look the makeup mogul wore to the 2019 Met Gala in May. She could've dressed up as a Disney princess, but dressing up as your own mom is better, right?
Gabrielle Union won Halloween 2019. 3
The actress dressed up as her role in the 2000 movie Bring It On. That wasn't the best part, though. Her baby girl, Kaavia, also dressed up as a mini cheerleader, and this is just too cute to handle.
Chrissy Teigen and John Legend's son didn't look as excited. 5
Miles' big sister, Luna, might have looked super excited with her Wonder Woman costume, but this little guy was not feeling his dog costume. Maybe he just wanted to be a superhero, too?
Kehlani looked over the moon with her little avocado. 6
The singer turned her little baby, Adeya, into the cutest avocado the world has ever seen. "Holidays are 10x better with my Adeycado," she captioned the pics.
Ana Layevska's little girl looked so adorable. 7
Little Masha showed up to an early Halloween party in 2019 and looked so adorable. That little bow at the top of her furry ear is the best part.
Thalía and daughter, Sabrina, dressed up as the same character in Halloween 2018. 8
They both went as different versions of Eleven from the Netflix series Stranger Things! They nailed it.
Jennifer Lopez's kids love to keep it simple. 9
Her son, Max, dressed up as the Joker from The Lego Movie for Halloween 2018. Jen shared a hilarious clip of them dancing around before the celebration and it showed how funny her kids are.
Khloé Kardashian had a blast celebrating her daughter's first Halloween. 11
The Keeping Up With the Kardashians star shared tons of photos of her daughter, True, dressed as several zoo animals. This one of her in a panda costume takes the cake!
These faces tell us that Saint West and Reign Disick were totally digging their costumes. 12
Kim and Kourtney Kardashian's sons dress up as Kanye West and Lil Pump. They wore the square shirts that the two rappers wore for their "I Love It" music video and the boys looked totally adorable.
Ana Patricia Gámez's whole family absolutely nailed the popular 'The Incredibles' costumes. 13
Her daughter, Giulietta, looked so adorable and her baby boy, Gael, seems to be enjoying his first Halloween.
Gisele Bündchen and her daughter dressed up as two gorgeous mystical creatures. 14
Unicorns unite! Gisele shared this pic on Halloween 2018 of her and Vivian dressed in the most colorful outfits, and it's so beautiful.
North West and Penelope Disick dressed up as water bottles. 15
North wore a Fiji Water costume, while her cousin was dressed as Perrier. This look was also inspired by Kanye, who wore the look during a performance on Saturday Night Live.
Kourtney's oldest son had a hilarious costume in 2018. 16
Mason wore a Dr. Evil costume from the Austin Powers movies, and he even had his own hairless cat. So funny!
Evelyn Lozada followed her son's lead and paid homage to 'Black Panther.' 18
The reality TV star dressed up as Shuri, and her son dressed up as T'Challa aka the Black Panther.
Adamari López's baby girl was picture perfect as Tinker Bell. 19
Alaïa dressed as the Peter Pan character for Halloween 2016, and her dad, Toni Costa, lifted her up in the air to help her fly. So cute!
Greidys Gil dressed her boy and girl as Superman and Supergirl. 20
The whole family dressed up as a Super Family, and the two babies looked so adorable!
When Shakira dressed her whole family as 'Topo Gigio.' 21
Shak, Gerard Piqué, and her two boys dressed up as the main character from the chidlren's show Topo Gigio for Halloween 2015 and melted all of our hearts.
Jennifer Lopez's kids might be twins, but they like to do their own things for Halloween. 22
For Halloween 2017, Max dressed up as Baymax from Big Hero 6 and Emme went as a cute little fox. The best part is that Emme's makeup was done by J.Lo, and it came out pretty perfect.
North West has dressed up as a lot of things over the years, but nothing can top the skunk. 23
Our eyes have yet to see something cuter than Kim Kardashian and Kanye West's firstborn dressed as a tiny baby skunk.
Mario Lopez's entire family fully committed to their cowboy and cowgirl theme. 25
His son, Dominic, even went shirtless just like his dad. Hilarious!
Zoe Saldana's twins were definitely not into the Halloween festivities. 26
Since they were so tiny in 2015, the actress opted for some comfy Halloween pajamas and a mask, but it turns out the babies weren't fans of them. "#boo #theyhatedthosemasks #twins #halloween," she captioned the cute pic.
Gisele Bündchen and her son nailed their Mario and Luigi costumes. 27
Gisele proved to be #momgoals in 2016 when she dressed up as Luigi just to make her son happy. "When your son wants to be super Mario but no one wants to be Luigi. This is what you do. 😂😂😂," she captioned an adorable Instagram pic.
In 2015, Gisele's kids, Vivian and Benjamin, dressed as Nemo and the Incredible Hulk. How adorable! 28
Mariah Carey's kids chose the classics in 2014. 29
Every kid has to be Spider-Man or Cinderella at least once in their lives for Halloween, and Monroe and Moroccan did just that--and looked adorable!
North and Penelope Disick were super obsessed with 'Frozen,' just like everyone else. 30
Kim and Kourtney's daughters dressed up as Elsa and Anna. This costume was definitely a must for little girls everywhere in 2015.
True Thompson was the cutest pumpkin in the patch. 32
Khloé Kardashian promised early on that she would go all out for her baby's first Halloween, and this was just the start.
Jenni "JWOWW" Farley dressed daughter, Meilani, as Moana. 33
The Jersey Shore star and her family dressed up as the Disney movie's main characters. Their costumes, created by Ecuadorean designer Belle Threads, were super original and gorgeous.
Alec and Hilaria Balwin dressed their little ones as 'The Incredibles.' 34
How in the world did they find a shirt that tiny for the smallest family member?
Beyoncé's daughter has had some amazing costumes throughout her life. 35
But nothing tops when Blue Ivy dressed up as Michael Jackson in 2014 and her mamá dressed as Janet Jackson. They both nailed it!
Chrissy Teigen made the epic choice to dress daughter Luna as a hot dog. 36
"Have you ever seen a more "why me?" face 😭" the Lip Sync battle host captioned the pic of her baby in 2016. If this isn't the cutest costume in the world, we don't know what is.
Adriana Lima's two daughter were the perfect sidekicks. 37
Their supermodel mom looked awesome in her Día De Los Muertos costume, but they looked so adorable with theirs, and they also had their faces painted perfectly.
Fergie and ex Josh Duhamel's son was the cutest Joker to ever live. 39
In 2016, the family dressed up together but the real star was their son, Axl, who was the perfect Joker in his purple suit.
TV host Jimmy Fallon dressed his daughter, Winnie, as a chicken in 2013. 40
A CHICKEN! Chickens are cute, but a baby dressed as a chicken kicks the cuteness up a knotch.