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Home / Collections /

Dresses in Stock Size 12

41 products

Birthday Dresses (11)
Bolero (1)
Casual Outfit Sets (1)
Confirmation Dresses (1)
First Communion Dresses (8)
Flower Girl Dress (1)
Flower Girl Dresses (15)
Jackets (2)
Pageant Dresses (1)

Long Sleeve (4)
Short Sleeve (6)
Sleeveless (4)

As pictured As pictured
Blush Blush
Cappuccino Cappuccino
Champagne Champagne
Grey Grey
Ivory Ivory
Light Blue Light Blue
Lilac Lilac
Pink Pink
Sky Blue Sky Blue
White White

Shop girls' dresses 12 size in stock by Mia Bambina Boutique. Fast delivery to the USA and Canada - 5-10 days with regular shipping.

41 products

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Santorini 1st Communion Dress in Floral Embroidery Lace y Mia Bambina Boutique Canada

Santorini 1st Communion Dress in Floral Embroidery Lace y Mia Bambina Boutique Canada

Santorini 1st Communion Dress in Floral Embroidery Lace

from $690.00 from $690.00

DELAWARE Simple Classic Lace Sleeve First Communion Dress

DELAWARE Simple Classic Lace Sleeve First Communion Dress

Simple Classic Lace First Communion Dress

from $350.00 from $350.00

Charming French Lace Tulle First Communion Dress

from $380.00 from $380.00

Lovely Crochet Lace Modest Communion Dress

from $350.00 from $350.00

Camelia Embroidered Floral Lace Flowergirl Dress

from $280.00 from $280.00

Traditional Communion Dress with Frill Detail

from $399.00 from $399.00 Regular price $460.00 $460.00 Save $61

Elegant Communion Gown with Contrasting Sash

from $380.00 from $380.00

3111 A line Tulle Ruffled Dress - Mia Bambina Boutique

3111 A line Tulle Ruffled Dress - Mia Bambina Boutique

White Ivory Blush Cappuccino +1

A-line Tulle Ruffled Dress with Black Velvet Belt

from $370.00 from $370.00

Summer Wedding Flower Girl Dress with a Keyhole Back - Mia Bambina Boutique

Summer Wedding Flower Girl Dress with a Keyhole Back - Mia Bambina Boutique

White Ivory Blush

EMILIA Sweet Sleeveless Girls Dress for Communion

from $320.00 from $320.00

White Ivory Blush

Girls Sparkly Soft Tulle Dress with Sleeves

Sale price$169.00 $169.00 Regular price $280.00 $280.00 Save $111

L2303 - Mia Bambina Boutique

L2303 - Mia Bambina Boutique

Ivory White Blush

L2303 Modern First Communion Dress with Pockets

from $330.00 from $330.00

L2333 - Mia Bambina Boutique

L2333 - Mia Bambina Boutique

Ivory Blush White

Flower Girl Ball Gown with Leaf Décor and a Train

from $240.00 from $240.00

3048 Satin First Communion Dress - Mia Bambina Boutique

3048 Satin First Communion Dress - Mia Bambina Boutique

Satin First Communion Dress

from $280.00 from $280.00 Regular price $340.00 $340.00 Save $60

Imagina Flower Girls Tulle Ball Gown with Flutter Sleeves and a Lace Back - Mia Bambina Boutique

Imagina Flower Girls Tulle Ball Gown with Flutter Sleeves and a Lace Back - Mia Bambina Boutique

White Ivory As pictured

Imagina Tulle Flower Girl Dress with Flutter Sleeves

from $199.00 from $199.00 Regular price $280.00 $280.00 Save $81

Flower Girl Dresses: Blush Princess Dress for girls with pearls - Mia Bambina Boutique

Flower Girl Dresses: Blush Princess Dress for girls with pearls - Mia Bambina Boutique

Blush Princess Dress for girls with pearls

from $430.00 from $430.00

Birthday Dresses: Pink Princess Girl Dress - Mia Bambina Boutique

Birthday Dresses: Pink Princess Girl Dress - Mia Bambina Boutique

Pink Princess Girl Dress

Sale price$249.00 $249.00 Regular price $350.00 $350.00 Save $101

L2321 - Mia Bambina Boutique

L2321 - Mia Bambina Boutique

Light Blue Ivory Champagne

Light Blue Flower Girl Dress in Vintage Style

from $290.00 from $290.00

Lilac Blush Ivory Grey

3204 Sleeveless Tiered Maxi Dress

from $510.00 from $510.00

Pearl White Tulle Dress for Teenage Girls with Detachable Train by Mia Bambina Boutique Canada

Pearl White Tulle Dress for Teenage Girls with Detachable Train by Mia Bambina Boutique Canada

White Champagne

Pearl White Tulle Dress for Teenage Girls with Detachable Train

Sale price$180.00 $180.00 Regular price $280.00 $280.00 Save $100

Amalia High Low Lace Dress

Sale price$199.00 $199.00 Regular price $220.00 $220.00 Save $21

Barbara Ivory High-Low Dress

Sale price$159.00 $159.00 Regular price $220.00 $220.00 Save $61

Rosalie Long Over-skirted Teen Girl Dress - Mia Bambina Boutique

Rosalie Long Over-skirted Teen Girl Dress - Mia Bambina Boutique

Blush Champagne

Rosalie Long Over-skirted Teen Girl Dress

Sale price$89.00 $89.00 Regular price $180.00 $180.00 Save $91

Tulle Maxi Dress in Off White Tutu Dress for Girls by Mia Bambina Boutique Canada

Tulle Maxi Dress in Off White Tutu Dress for Girls by Mia Bambina Boutique Canada

Tulle Maxi Dress in Off White Tutu Dress for Girls

Sale price$119.00 $119.00 Regular price $180.00 $180.00 Save $61

Pink Tulle Maxi Dress Long Tutu Dress for Girls by Mia Bambina Boutique

Pink Tulle Maxi Dress Long Tutu Dress for Girls by Mia Bambina Boutique

Pink Tulle Maxi Dress Long Tutu Dress for Girls

Sale price$119.00 $119.00 Regular price $180.00 $180.00 Save $61

Jamel - Teen Girl Dress with long sleeves

Sale price$99.00 $99.00 Regular price $180.00 $180.00 Save $81

Girls Festive Red Sleeveless Tutu Dress by Mia Bambina Boutique Canada

Girls Festive Red Sleeveless Tutu Dress by Mia Bambina Boutique Canada

Girls Festive Red Sleeveless Tutu Dress

Sale price$119.00 $119.00 Regular price $180.00 $180.00 Save $61

Girls Floral Print Bow Dress in Sizes 8-12

Sale price$99.00 $99.00 Regular price $180.00 $180.00 Save $81

Liliana - Mia Bambina Boutique

Liliana Flower Girl Dress in Size 12 FINAL SALE

Sale price$69.00 $69.00 Regular price $165.00 $165.00 Save $96

Blue Tulle Dress for Teenage Girls with Detachable Train by Mia Bambina Boutique Canada

Blue Tulle Dress for Teenage Girls with Detachable Train by Mia Bambina Boutique Canada

Blue Tulle Dress for Teenage Girls with Detachable Train

Sale price$180.00 $180.00 Regular price $280.00 $280.00 Save $100

Teenage Girls Tulle Dress Tutu Du Monde Inspired by Mia Bambina Boutique

Blush Cappuccino White

Teenage Girls Tulle Dress Tutu Du Monde Inspired

$280.00 $280.00

Kayla Ruffled Dress for Girl

Sale price$149.00 $149.00 Regular price $220.00 $220.00 Save $71

Teen Girl Semi-Formal Dress with Scarf Collar and Blue flowers by Mia Bambina Boutique Canada

Teen Girl Semi-Formal Dress with Scarf Collar and Blue flowers by Mia Bambina Boutique Canada

Teen Girl Semi-Formal Dress with Scarf Collar and Blue flowers

Sale price$120.00 $120.00 Regular price $160.00 $160.00 Save $40

Teen Girl Semi-Formal Dress with Scarf Collar and Pink flowers by Mia Bambina Boutique Canada

Teen Girl Semi-Formal Dress with Scarf Collar and Pink flowers by Mia Bambina Boutique Canada

Teen Girl Semi-Formal Dress with Scarf Collar and Pink flowers

Sale price$120.00 $120.00 Regular price $160.00 $160.00 Save $40

Big Girls' Belted Vest Party Dress

Sale price$99.00 $99.00 Regular price $165.00 $165.00 Save $66

Elsa - Mia Bambina Boutique

Elsa - Junior Bridesmaid Dress Perfect for Weddings Size 12 Ivory

from $130.00 from $130.00 Regular price $210.00 $210.00 Save $80

Pink Girls Dress Knee Length by Mia Bambina Boutique

Pink Girls Dress Knee Length by Mia Bambina Boutique

Pink Girls Dress Knee Length

$150.00 $150.00

Classic Above-the-Knee Girl Dress with a Baguette by Mia Bambina Boutique Canada

Classic Above-the-Knee Girl Dress with a Baguette

Sale price$99.00 $99.00 Regular price $185.00 $185.00 Save $86

Long Sleeve Outfit for Teen Girl with Plaid Skirt by Mia Bambina Boutique

Long Sleeve Outfit for Teen Girl with Plaid Skirt by Mia Bambina Boutique

Long Sleeve Outfit for Teen Girl with Plaid Skirt

Sale price$49.00 $49.00 Regular price $95.00 $95.00 Save $46

Teen Girl Outfit Velvet Bomber and Tulle Skirt by Mia Bambina Boutique

Teen Girl Outfit Velvet Bomber and Tulle Skirt by Mia Bambina Boutique

Teen Girl Outfit Velvet Bomber and Tulle Skirt

Sale price$59.00 $59.00 Regular price $130.00 $130.00 Save $71

Teen Girl Houndstooth Dress with Leatherette belt by Mia Bambina Boutique Canada

Teen Girl Houndstooth Dress with Leatherette belt by Mia Bambina Boutique Canada

Teen Girl Houndstooth Dress with Leatherette belt

Sale price$59.00 $59.00 Regular price $120.00 $120.00 Save $61

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© 2025 Mia Bambina Boutique | CHILDREN'S FORMAL WEAR SPECIAL OCCASION DRESS BOUTIQUE in Toronto, Ontario, Canada

★ Reviews

Let customers speak for us

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R

Andromeda Sophisticated Communion Dress with sweetheart neckline

Rachel M (East Gwillimbury, CA)

Like a princess

This dress was even more beautiful in person! The detailing and the fabric is incredible. Cimes with a hoop skirt underneath tp allow the dress to stay poofed out. Our daughter will look perfect on her communion day thanks to Mia Bambina!

S

Lovely Crochet Lace Modest Communion Dress

Sarah O’Connor (Dunboyne, IE)

Great service, great quality

Beautiful dress, great quality. Elena was lovely to deal with, very helpful. Very happy customer and a very happy communion girl!

M

Simple Classic Lace First Communion Dress

Maria Mora Mora (Los Angeles, US)

DELAWARE Simple Classic Lace Sleeve First Communion Dress

M

Classic Off White Tulle Girl Dress for First Communion or Weddings

Maria Roman (Rocky Hill, US)

First Communion Dress

Love love love!!!!! My daughter got so many compliments on her dress!! Will be buying again in 2 years for my other daughter First Communion!

J

Christina-Long-Sleeved First Communion Dress

Julie Snyder Christiana (Rocky Hill, US)

Beautiful dress for First Holy Communion

This dress is gorgeous. My daughter looked amazing! It is very well made and the sizing was exact!