Lucky Charms Leprechaun Costume
Bring the magic of your favorite marshmallow cereal to life.
Lucky the Leprechaun has been the iconic mascot of Lucky Charms cereal since 1964. Dressing up as this cheerful character is a nostalgic crowd-pleaser, perfect for Halloween or St. Patrick's Day. The look centers on a classic green leprechaun outfit accented by colorful, oversized marshmallow charms.
- Difficulty
- Medium
- Time
- ~45 min
- Budget
- $40–90
Try it on
See yourself as Lucky Charms Leprechaun
One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.
One render, $1. No account needed — if it fails you're not charged. Pricing.
Your photo is sent to Google's Gemini API to make the render and isn't used for training. Renders are AI-generated and labelled.
Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.
What you need for a Lucky Charms Leprechaun costume
Short on time? Buy it ready-made
Spirit Halloween sells the complete Lucky Charms Leprechaun costume — one box instead of 6 pieces.
Green tailcoat or blazer
A bright green polyester blazer or tailcoat jacket.
DIY: Use a plain green blazer and pin gold felt trim to the collar.
Green trousers
Matching green pants or trousers in a comfortable fit.
DIY: Wear green sweatpants or green leggings.
Green top hat
A green felt top hat featuring a black band and a gold buckle or four-leaf clover.
DIY: Decorate a plain green hat with a black ribbon and a yellow felt buckle.
Red scarf
A simple red scarf or ascot tied around the neck.
DIY: Cut a strip of red felt or fabric to tie around your neck.
Yellow waistcoat or vest
A bright yellow vest to wear under the green jacket.
DIY: Cut a vest shape out of yellow felt and safety-pin it to a white t-shirt.
DIY Marshmallow Charms
Oversized hearts, stars, horseshoes, clovers, blue moons, unicorns, rainbows, and red balloons.
DIY: Cut the classic marshmallow shapes out of colorful craft foam and pin them to your jacket.
Rather not assemble it? See ready-made Lucky Charms Leprechaun costumes at Spirit Halloween ↗
How to put it together
- 1
Put on the green trousers and a plain white undershirt.
- 2
Layer the yellow waistcoat or vest over the undershirt.
- 3
Put on the green tailcoat or blazer over the vest.
- 4
Tie the red scarf around your neck, tucking the ends slightly into the vest.
- 5
Attach your DIY foam marshmallow charms to the lapels and front of the green jacket using safety pins.
- 6
Place the green top hat securely on your head.
- 7
Complete the look with brown or black dress shoes.
Makeup & hair
Keep hair neat and tucked under the hat. Optionally, use orange hair chalk or a short orange wig, and draw a few light freckles across the cheeks and nose with a brown makeup pencil.
Lucky Charms Leprechaun for couples, groups, kids & more
- couples
- Pair up with someone dressed as a giant bowl of cereal or a rainbow.
- group
- Have friends dress up as other classic cereal mascots like Tony the Tiger and Count Chocula.
- kids
- Use a green sweat suit, a mini green top hat on a headband, and felt charms pinned to the chest.
- Plus size
- Opt for a stretchy green cardigan or open blazer paired with comfortable green knit pants.
- pet
- A green pet bandana and a tiny green hat elastic-strapped under the chin.
Tips
- Use thick craft foam for the marshmallow charms so they stay flat and don't droop on your jacket.
- Carry a small black pot or bucket filled with real Lucky Charms cereal to hand out to friends.
- Wear comfortable walking shoes if you are wearing this to a party or trick-or-treating, as shoe covers can wear out quickly.
Lucky Charms Leprechaun costume FAQ
- What are the shapes of the Lucky Charms marshmallows?
- The classic shapes include hearts, stars, horseshoes, clovers, blue moons, unicorns, rainbows, and red balloons.
- How do I make the marshmallow charms for the costume?
- Cut the shapes out of pastel-colored craft foam sheets (pink, yellow, blue, purple, and green) and attach them to your jacket with safety pins or hot glue.
- What is the Lucky Charms leprechaun's name?
- His official name is Lucky the Leprechaun, also known as Sir Charms.
Did you know? Lucky the Leprechaun first appeared on cereal boxes in 1964, and he was briefly replaced in 1975 by Waldo the Wizard, but Lucky was quickly brought back due to popular demand.