By Wonderwall.com Editors
11:04am PDT, Nov 2, 2022
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Back in 2003 — before she was one of the fashion world's most in-demand models — Kaia Gerber was just an adorable todler who dressed up as Minnie Mouse to accompany her mom, Cindy Crawford, to the Dream Halloween party to benefit Children affected by AIDS in Santa Monica, California.
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Ashley Tisdale and Christopher French took their daughter out for Halloween wearing Alice in Wonderland costumes in Los Angeles on Oct. 31, 2022.
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Alec Baldwin and Hilaria Baldwin stop to pose for a family photo while trick or treating with their kids on Halloween in New York City on Oct. 31, 2022.
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Jennifer Love Hewitt and her husband Brian Hallisay go trick or treating in tLos Angeles on Oct. 31, 2022.
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Diane Kruger and her mom Maria-Theresa dress up in witch costumes as they go trick-or-treating on Halloween with her daughter in New York City on Oct. 31, 2022.
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Kate Hudson dresses as a witch as she takes her child out in Los Angeles on Oct. 31, 2022.
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Bradley Cooper and Irina Shayk take their daughter Lea –dressed as a devil — out for Halloween in New York City on Oct. 27, 2022.
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Emily Ratajkowski and then-husband Sebastian Bear-McClard took son Sylvester out for a Halloween stroll in 2021. The adorable tot was dressed up as a bear for the occasion.
RELATED: The best celeb Halloween makeup
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Bradley Cooper and daughter Lea rocked gray wigs and cardigan sweaters when they went trick-or-treating in New York City in 2019 dressed as little old ladies.
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Beyonce and JAY-Z killed the family costume game in 2016 when they wore Barbie-themed ensembles to their annual Halloween party in New York City that Oct. 31. Queen Bey was retro Barbie while Jay donned a vintage Ken costume and little Blue Ivy wore an '80s pop star Barbie outfit.
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Molly Sims and her family excel at group costumes! Check out the coordinated band of vampires and vampire brides look they wore in Santa Monica, California, back in October 2020. The model's husband, movie exec Scott Stuber, rocked an elaborate vampire getup alongside sons Brooks and Grey while daughter Scarlett wore the same wedding gown and veil as her mom.
RELATED: The best celebrity Halloween makeup
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A year prior — for Halloween 2019 — Molly Sims and her whole family stepped out in Malibu in "Wizard of Oz"-themed looks. Molly dressed up as Glinda the Good Witch while husband Scott Stuber was the Tin Man, son Brooks was the Scarecrow and daughter Scarlett was Dorothy.
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Alec Baldwin and wife Hilaria dressed up their whole family as astronauts for some trick-or-treating in New York City on Oct. 31, 2018.
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In 2015, Reese Witherspoon's son Tennessee Toth dressed as Captain America to go trick-or-treating in Los Angeles with his mom, who channeled Black Widow that year.
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Justin Timberlake, Jessica Biel and son Silas went trick-or-treating around New York City's Tribeca neighborhood on Oct. 31, 2018, all dressed as characters from "The Lego Batman Movie."
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Ben Affleck and Jennifer Garner took their little cuties, daughters Violet and Seraphina, trick-or-treating in Los Angeles on Halloween in 2013. Violet dressed up like a mummy while her little sister went as Madeline, the star of the popular children's book series.
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Aww! Back in 2011 when Brooke Shields starred as Morticia Addams in the Broadway musical version of "The Addams Family," her daughters, Grier and Rowan Henchy, got in on the fun by dressing up as Wednesday and Morticia for Halloween.
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Model Candice Swanepoel took sons Anacan, who was dressed as a zombie, and Ariel, who was dressed as a dinosaur, trick-or-treating in Miami in 2020.
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Megyn Kelly took son Thatcher Brunt, who was dressed in a spooky pumpkin costume, out for some trick-or-treating in New York City in October 2019.
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Alyson Hannigan's family went with a group theme while trick-or-treating in Los Angeles on Halloween in 2015. The "How I Met Your Mother" alum dressed up as a witch's boiling cauldron. Her husband, Alexis Denisof, went as a witch's broom. Their older daughter, Satyana, was the witch, and their youngest daughter, Keeva, was her black cat. So cute!
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Gwyneth Paltrow and daughter Apple Martin were skeletal twins on Halloween in 2015. The blonde beauty shared this selfie with Apple on Instagram with the caption "Let's do this…. 🎃."
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It was a "Wizard of Oz" family affair for the Baldwins on Halloween in 2017. Alec Baldwin dressed as the Tin Man, Hilaria Baldwin dressed up as Glinda the Good Witch and their kids rocked Dorothy, Scarecrow and Cowardly Lion costumes.
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Jenna Dewan's daughter Everly Tatum was a vision in pink while dressed as a fairy princess in Los Angeles on Oct. 20, 2018.
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Julianne Moore wore a chimpanzee mask to go under the radar while trick-or-treating in New York City with her daughter, Liv Freundlich, in 2010. We especially love Liv's holiday-crossing costume: A leprechaun on Halloween? Sure, why not!
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Sandra Bullock look nearly unrecognizable while trick-or-treating with her son, Louis, and friend Melissa McCarthy in Los Angeles on Oct. 31, 2013. The Academy Award winner and Melissa rocked matching yellow raincoats and beards to transform into the Gorton's Fisherman and Louis looked adorbs as a skeleton.
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Back in 2012, Matt Damon rocked a bald head while taking two of his daughters, Isabella and Gia, trick-or-treating with wife Luciana on Halloween in New York City's West Village that Oct. 29. The girls wore super-cute princess costumes for the outing.
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Back in 2003, Ethan Hawke and then-wife Uma Thurman went trick-or-treating on Halloween with son Levon, who wore a Bob the Builder costume, and daughter Maya, who wore a red look, in New York City.
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We just love a mother-daughter twinning moment! Busy Philipps and daughter Birdie Silverstein both dressed up like Tinker Bell during the 17th Annual Dream Halloween event in Santa Monica, California, on Oct. 30, 2010.
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Neil Patrick Harris dressed as Ghost Rider and husband David Burtka wore a skeleton costume while taking their twins, Gideon and Harper, trick-or-treating in New York on Oct. 31, 2017. Gideon dressed up as Pokemon Trainer Ash Ketchum while Harper appeared to be a zombie ballerina.
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Back in 2005, Marlee Matlin and son Brandon Grandalski dressed up like Mary Poppins and a chimney sweep during the 12th Annual Dream Halloween event in Santa Monica, California.
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Liv Tyler's son Milo Langdon tested out his "Adventure Time" Halloween costume during an outing in New York City on Oct. 27, 2013.
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The cutest pirate of all! Hilary Duff and then-husband Mike Comrie took their son, Luca, to a Halloween party dressed as Jake from "Jake and the Never Land Pirates" in 2014.
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Nick Cannon and Mariah Carey's twins, Monroe and Moroccan, looked super-cute during the diva's Halloween party in 2016. Moroccan and his dad went as Mario and Luigi while Monroe dressed up as Rapunzel from "Tangled." (If only she'd gone as Princess Peach!)
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Molly Sims dressed up like Snow White to take son Brooks Stuber, who wore a Batman costume, trick-or-treating in Los Angeles on Halloween in 2014.
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Bethenny Frankel took her little bunny, daughter Bryn Hoppy, around New York City on Halloween in 2015.
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Jennifer Garner took kids Violet, Seraphina and Samuel Affleck, who were dressed as Captain Hook, Peter Pan and Smee, respectively, out on Halloween in Los Angeles in 2017.
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Claire Danes and Hugh Dancy's son Cyrus celebrated Halloween early in 2016: He wore a cute little skeleton outfit to go pick out a pumpkin in New York City on Oct. 16.
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Tiffani Thiessen and daughter Harper Smith coordinated in flapper costumes during the GOOD+ Foundation Halloween Bash in Los Angeles on Oct. 30, 2016.
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Back in 2011, the late, great Philip Seymour Hoffman donned a Wolverine mask to go under the radar while trick-or-treating in New York City with one of his daughters who was adorably dressed as a princess.
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Back in 2007, Teri Hatcher and her daughter, Emerson, dressed up as Alice and the Queen of Hearts from "Alice in Wonderland" for the AIDS Foundation's 14th Annual Dream Halloween event.
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Ike Barinholtz and wife Erica Hanson accompanied their fairy princess daughter Foster to the GOOD+ Foundation's Second Annual Halloween Bash at Culver Studios in Culver City, California, on Oct. 22, 2017.
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In 2016, a heavily pregnant Mila Kunis' took adorable daughter Wyatt Kutcher, who dressed as a princess, trick-or-treating in Los Angeles.
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Ian Ziering and his family rocked rainbow unicorn and fairy costumes to the GOOD+ Foundation Halloween Bash in Los Angeles on Oct. 30, 2016.
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Back in 2002, Cole Sprouse and Dylan Sprouse dressed up as members of KISS with their parents at the Ninth Annual Dream Halloween Los Angeles benefit for the Children Affected by AIDS Foundation.
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Alyson Hannigan, Alexis Denisof and their two daughters were a picture-perfect Halloween family on Oct. 31, 2012. The foursome rocked matching bedazzled dragon costumes while trick-or-treating in Los Angeles.
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Sarah Jessica Parker's daughter Loretta looked super-cute in her Dorothy costume while trick-or-treating in New York City on Oct. 31, 2015.
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Gwen Stefani dressed up as Jessie from "Toy Story" to take sons Kingston and Zuma Rossdale to her parents' house to celebrate Halloween with then-husband Gavin Rossdale on Oct. 31, 2009. The boys looked adorable as tiny dinosaurs!
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Alessandra Ambrosio and then-fiancé Jamie Mazur rocked animal masks while taking their son, who was dressed as an adorable ninja, trick-or-treating in Los Angeles on Oct. 31, 2017.
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Liv Tyler channeled Charlie Chaplin and son Milo Langdon dressed as a dragon while trick-or-treating in Beverly Hills on Oct. 31, 2008.
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Kimora Lee Simmons donned a cat costume while daughter Aoki dressed in an animal-print look and son Kenzo wore a dragon costume for some trick-or-treating at The Grove in Los Angeles on Oct. 31, 2010.
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James Corden's son, Max, looked adorable as a Lego Batman while trick-or-treating in Los Angeles on Oct. 31, 2017.
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"Save the Last Dance" alum Sean Patrick Thomas was all smiles with wife Aonika Laurent and children Luc and Lola, who were dressed as Spider-Man and a princess, at the GOOD+ Foundation's Second Annual Halloween Bash at Culver Studios in Culver City, California, on Oct. 22, 2017.
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In 2009, Brooke Shields rocked a 1920s flapper costume and daughter Rowan Henchy dressed as a mermaid while trick-or-treating in New York City's West Village for Halloween.
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Jordana Brewster wore a mask while trick-or-treating in Los Angeles with son Rowan, who was dressed as a magician, on Oct. 31, 2017.
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Naomi Watts and son Samuel donned matching clown costumes while attending a Halloween fair in New York City's Greenwich Village on Oct. 31, 2011.
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Diddy, Kim Porter and son Christian Combs broke out their best '90s costumes for a '90s Halloween party in Los Angeles on Nov. 1, 2017. The music mogul dressed as rapper Slick Rick while Kim wore a golden ensemble and Christian dressed up as superhero Blade.
