By remaining on the Site or clicking “OK,” you consent to Zazzle’s Terms of Use and Privacy Notice, and to Zazzle’s use of cookies and similar technologies (including those provided by third parties), which retain information to enable the Zazzle experience, track interactions, advertise, and for other related purposes. You may opt-out of this tracking by updating your cookies preferences.

Save 25% on Select Invitations & Save the Dates* Shop Now ➞

Love It or We'll Take Back! 30-Day Returns Guaranteed *

Search for products or designs

Sell on Zazzle쑢Shopping Cart

WeddingsOpens a menu with links to top wedding-related pages.

Wedding Invitations ➞
Wedding Stationery ➞
Be My Bridesmaid Cards
Bridal Shower Invites
Enclosure Cards
Engagement Party Invites
Hen Party Invitations
Reception Invites
RSVP Cards
Save the Dates
Thank You Cards
Wedding Décor ➞
Guest Books
Menus
Napkins
Place Cards
Plates
Programs
Seating Charts
Wedding Signs
Table Numbers
Favour Packaging ➞
Beer Labels
Can Coolers
Favour Bags
Favour Tags
Magnets
Stickers & Labels
Water Labels
Wine Bottle Labels
Showers & Parties ➞
Bridal Shower Supplies
Hen Party Supplies
Wedding Gifts ➞
Bridesmaid Gifts
Groomsmen Gifts

All Weddings ➞

Wedding Stationery & Décor
From save the dates to signage, design every detail of your day.

Invitations & StationeryOpens a menu with links to top invitations & stationery-related pages.

Birthday Invitations ➞
Kids' Birthday Invitations
Adult Birthday Invitations
Joint Birthday Invitations
1st Birthday Invitations

Baby Invitations ➞
Baby Shower Invitations
Birth Announcements
More Invitations ➞
Christening Invitations
Christmas Invitations
Communion Invitations
Graduation Invitations
Halloween Invitations
Moving Announcements
Party Invitations
Greeting Cards ➞
Anniversary Cards
Birthday Cards
Christmas Cards
Father's Day Cards
Graduation Cards
Mother's Day Cards
New Baby Cards
Thank You Cards
Valentine's Cards
Personal Stationery ➞
Note Cards
Postcards
Post-it® Notes

Mailing Accessories ➞
Envelopes
Envelope Seals
Return Address Labels
Rubber Stamps & Ink

All Invitations & Stationery ➞

Cards & Invitations 
Personalise premium stationery for any event or milestone.

Gift Wrap & Party SuppliesOpens a menu with links to top crafts & party supplies-related pages.

Gift Wrapping ➞
Gift Bags
Gift Tags
Ribbon
Stickers & Labels
Tissue Paper
Wrapping Paper
Party Signs ➞
Backdrops
Banners
Posters & Prints
Party Stationery ➞
Guest Books
Menus
Place Cards
Programs
Table Numbers
Party Tableware ➞
Paper Cups
Paper Bowls
Paper Napkins
Paper Plates
Favours & Packaging ➞
Can Coolers
Favour Bags
Favour Boxes
Favour Tags
Food & Drink Labels

All Gift Wrap & Party ➞

Gift Wrap & Party Supplies
Make their day with personalised wrapping & party decorations.

Business EssentialsOpens a menu with links to top office & school-related pages.

Business Cards ➞
Bakery Business Cards
Beauty Business Cards
Construction Business Cards
DJ Business Cards
Hair Stylist Business Cards
QR Code Business Cards
Name Tags & Badges ➞
Marketing Materials ➞
Appointment Cards
Brochures
Flyers
Gift Certificates
Loyalty Cards
Menus & Price Lists
Referral Cards
Displays & Packaging ➞
Display Cards
Hang Tags & Inserts
Product Labels

Business Stationery ➞
Notebooks
Post-it® Notes
Rubber Stamps & Ink
Business Signs ➞
Banners
Posters & Prints
Window Decals

Calendars ➞

All Business ➞

Business Essentials
Boost your brand with quality business cards & marketing materials.

Art & HomeOpens a menu with links to more categories of top pages.

Mugs ➞
Funny Mugs
Photo Mugs

Barware ➞
Beer Glasses
Can Coolers
Shot Glasses
Whiskey Glasses
Wine Glasses
More Homeware ➞
Aprons
Blankets
Christmas Tree Decorations
Cushions
Posters & Prints ➞
Abstract Posters
Botanical Posters
Fine Art Posters
Nursery Posters
Travel Posters
Vintage Posters

Art & Home 
Style your space with personalised posters, cushions, mugs & more.

T-Shirts & Accessories

T-Shirts ➞
Men's T-Shirts
Women's T-Shirts

Birthday T-Shirts
Funny T-Shirts
Photo T-Shirts
Vintage T-Shirts
Wedding T-Shirts
Accessories ➞
Badges
Beach Towels
Hats
Luggage Tags
Socks
Ties
Tote Bags
Sports & Games ➞
Golf Balls
Playing Cards
Puzzles

T-Shirts, Tote Bags & More
From business to birthdays to bridal showers, customise items for any occasion.

Create Your OwnOpens a menu with links to top Create-Your-Own products.

T-Shirts & Accessories
Badges
Hats
Socks
Ties
Tote Bags
T-Shirts

Sports & Games
Golf Balls
Playing Cards
Puzzles
Art & Home
Aprons
Blankets
Christmas Tree Decorations
Cushions
Mugs
Posters
Gift Wrap & Party
Paper Napkins
Party Signs
Stickers
Wrapping Paper
Business
Business Cards
Flyers
ID Badges
Post-it® Notes
Invitations & Stationery
Greeting Cards
Guest Books
Invitations
Menus
Programs
Return Address Labels
Rubber Stamps
Save the Dates

All Create Your Own ➞

Create Your Own
Make your own mugs, t-shirts & more with our easy design tool.

Popular Modern 21st Birthday Invitations

2,984 results

Invitations & Stationery

쎃

Invitations & Announcements

쎃

Birthday Invitations

쎃

21st Birthday Invitations

All Products

< Invitations & Stationery

< Invitations & Announcements

< Birthday Invitations

Flat...

Tri-Fold...

All-in-One...

Vertical...

Horizontal...

Rectangle...

Square...

Rounded...

Bracket...

Arched...

Scalloped...

Circle...

Ticket...

12.7 x 17.8 cm...

13.3 x 13.3 cm...

10.8 x 14.2 cm...

5.4 x 8.5 cm...

11.4 x 15.9 cm...

14.2cm x 11.4cm folded...

16.5 x 22.2 cm...

10.2 x 22.9 cm...

14 x 19.1 cm...

10.1 x 14.2 cm...

Under $5

$5 to $15

$15 to $25

$75 to $100

Design Colour

Number of Photos

Letterpress

Foil

Type

Format

Orientation

Shape

Size

Price

Design Style

Special Picks

Events & Occasions

Recipients

Brand

Creator Store

Makers

Design Options

Colour

Sort by:

Save 25%

Cute Colourful Watercolor Dots 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Multicolor Wildflower Green 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Boho Bohemian Retro Twenty One 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Surprise Floral 21st Birthday Invitation for Women

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Botanical Purple Floral 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Elegant modern 21st birthday party invitation

Sale Price $3.34.$3.34 Original Price $4.45.$4.45

Save 25%

Abstract Chequered Art Pink Orange 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

21st Birthday Pink Orange Floral Rose Modern Invitation

Sale Price $3.57.$3.57 Original Price $4.75.$4.75

Save 25%

21st birthday invitations Casino theme Poker Girl

Sale Price $3.45.$3.45 Original Price $4.60.$4.60

Save 25%

Minimalist Elegant Pink Red Bold 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Minimalist Abstract Art Blush 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Green Mountain Country 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Elegant Champagne and Balloons 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Elegant Black Gold 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Elegant Rose Gold Glitter Script 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Elegant Pink Watercolor 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Modern Elegant Script 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Colourful Curved Stripes Modern 21st Birthday Part Invitation

Sale Price $3.15.$3.15 Original Price $4.20.$4.20

Save 25%

Black White Classic Happy Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Sleek Gold White Marble Modern 21 Birthday Party

Price$5.05

Save 25%

Surprise 21st Birthday Party - White Red Black Invitation

Sale Price $3.23.$3.23 Original Price $4.30.$4.30

Save 25%

Pink Black Chic Modern Twenty One 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

21st Birthday Bash Pink Green Retro Stripes Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Sunflower 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Sunflower Surprise 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Sunflower Surprise 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Sunflower 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Whimsical Handdrawn martini 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Sleek Gold White Marble Modern 21 Birthday Party Invitation

Sale Price $3.53.$3.53 Original Price $4.70.$4.70

Save 25%

Chic Pink Black Leopard 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

21st Birthday, modern simple typography, twentyone Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Modern Elegant 21st Birthday Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Rose Gold 21st Birthday Photo Invitation

Sale Price $3.72.$3.72 Original Price $4.95.$4.95

Save 25%

Modern black white typography 21 photo birthday invitation

Sale Price $3.15.$3.15 Original Price $4.20.$4.20

Simple Minimalist 21st Birthday Party Gold

Price$5.05

Save 25%

Minimal Elegant Script White 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Modern black and white 3 photo 21st birthday invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Twenty One Minimal Elegant 21st Birthday Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

21st Birthday Pink Orange Rose Floral Modern Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

MODERN SCRIPT 21st birthday party pink white type Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Pink Wavy Border Twenty One Birthday Invitation

Sale Price $3.15.$3.15 Original Price $4.20.$4.20

Save 25%

Pink Wavy Border Twenty One Birthday Invitation

Sale Price $3.15.$3.15 Original Price $4.20.$4.20

Save 25%

Pink Neon Glow Let's Party Palm Trees in Sunset Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Modern Disco Surprise 21st Birthday Girl Party Invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Rustic Floral Pink Peonies Surprise 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Trendy Modern Bold Pink Gradient 21st Birthday Invitation

Sale Price $3.53.$3.53 Original Price $4.70.$4.70

Save 25%

Surprise 21st Birthday Gold Glitter Diamond Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Modern Tropical Fuchsia 21st Birthday Invitation

Sale Price $4.39.$4.39 Original Price $5.85.$5.85

Save 25%

Modern Tropical Fuchsia 21st Birthday Invitation

Sale Price $4.39.$4.39 Original Price $5.85.$5.85

Save 25%

Modern Black and Gold 21st Birthday Party Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Botanical Purple Floral Surprise 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Elegant Pink Bow 21st Birthday Invitation

Sale Price $3.23.$3.23 Original Price $4.30.$4.30

Save 25%

Burgundy Surprise Floral 21st Birthday Party Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

21st Birthday Invitation Yellow Chevron

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Modern Black and Gold Surprise 21st Birthday Party Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Navy Blue Rose Gold Agate Marble 21st Birthday Invitation

Sale Price $3.23.$3.23 Original Price $4.30.$4.30

Save 25%

21st Birthday Invitation Black and Coral Chevron

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

Rose Gold Glitter Pink Floral 21st Birthday Invitation

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

21st Black and Red Tuxedo Birthday Event Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Elegant girly modern greenery 21st birthday photo invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

쎂Previous 5 6 7 8 9 Next쎃

The Zazzle Promise

Love It Guarantee
Don't love it? We'll take it back! 30-day returns “100% Love It Guarantee.”
Easy International Delivery
Hassle-free shipping with no surprise fees. We cover any customs & duties.
Secure Shopping Guaranteed
100% Secure payment with SSL Encryption.

Search Feedback

Did you find what you were looking for?

YesNo

If you need help or have a question for Customer Service, please visit our Help Centre