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Boys Tailored Fit Suits

Shop boys tailored fit suits for weddings, page boy outfits, Communion, prom and other special occasions. Cut for a smart, structured shape with a little more room than a slim fit, they’re designed to look sharp while staying comfortable throughout the day.

Explore classic navy, black and grey alongside modern shades such as beige, green and light blue, with tweed and check styles for something more distinctive. Choose from 2-, 3-, 5- and 6-piece suit sets, with options for younger boys through to age 16.

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91 products

On saleBoys 5-Piece Tailored Fit Formal Suit - Grant - Navy BlueBoys 5-Piece Tailored Fit Formal Suit - Grant - Navy Blue
(2)
On saleBoys 5-Piece Tailored Fit Formal Suit - Grant - Charcoal Grey Model PictureBoys 5-Piece Tailored Fit Formal Suit - Grant - Charcoal Grey Back Picture
On saleBoys 5-Piece Tailored Fit Twill Suit - Jeremy - BlackBoys 5-Piece Tailored Fit Twill Suit - Jeremy - Black
Robert Simon
Boys 5-Piece Tailored Fit Twill Suit - Jeremy - Black Sale priceFrom $107.00 Regular price$179.00
On saleBoys 5-Piece Microcheck Formal Suit - Alejandro - Navy Blue Model PictureBoys 5-Piece Microcheck Formal Suit - Alejandro - Navy Blue Back Picture
(2)
On saleBoys 5-Piece Herringbone Pinstripe Suit - Dawson - Navy BlueBoys 5-Piece Herringbone Pinstripe Suit - Dawson - Navy Blue
On saleBoys 5-Piece Textured Weave Tailored Fit Suit - LORENZO - Navy BlueBoys 5-Piece Textured Weave Tailored Fit Suit - LORENZO - Navy Blue
On saleBoys 5-Piece Textured Weave Tailored Fit Suit - ZionBoys 5-Piece Textured Weave Tailored Fit Suit - Zion
Robert Simon
Boys 5-Piece Textured Weave Tailored Fit Suit - Zion Sale priceFrom $107.00 Regular price$179.00
On saleBoys Tailored Fit Formal Suit - AIDEN - Black Model PictureBoys Tailored Fit Formal Suit - AIDEN - Black Back Picture
Robert Simon
Boys Tailored Fit Formal Suit - AIDEN - Black Sale priceFrom $55.00 Regular price$99.00
On saleBoys Tailored Fit Formal Suit - LANDON - Charcoal GreyBoys Tailored Fit Formal Suit - LANDON - Charcoal Grey
Robert Simon
Boys Tailored Fit Formal Suit - LANDON - Charcoal Grey Sale priceFrom $87.00 Regular price$115.00
(2)
On saleBoys Textured Tailored Fit Blue Suit - LONDON - Mid-Denim BlueBoys Textured Tailored Fit Blue Suit - LONDON - Mid-Denim Blue
On saleBoys Tailored Fit Herringbone Tweed Check Blue Suit - BlueBoys Tailored Fit Herringbone Tweed Check Blue Suit - Blue
On saleBoys 5 Pieces Formal Navy Suit - Navy Blue Front PictureBoys 5 Pieces Formal Navy Suit - Navy Blue
SIRRI
Boys 5 Pieces Formal Navy Suit - Navy Blue Sale priceFrom $50.00 Regular price$99.00
Save $25.00Boys' Tailored Fit Windowpane Check Suit - Cornflower BlueBoys' Tailored Fit Windowpane Check Suit - Cornflower Blue
Boys Textured Formal Navy Suit - ARTHUR - Navy BlueBoys Textured Formal Navy Suit - ARTHUR - Navy Blue
On saleBoys Peak Lapel Tuxedo Dinner Suit - HARRY Black - BlackBoys Peak Lapel Tuxedo Dinner Suit - HARRY Black - Black
Paul Andrew
Boys Peak Lapel Tuxedo Dinner Suit - HARRY Black - Black Sale priceFrom $140.00 Regular price$165.00
(1)
On saleBoys Tailored Fit Navy Husky Suit Set - IAN - Navy BlueBoys Tailored Fit Navy Husky Suit Set - IAN - Navy Blue
On saleBoys Retro Check Tailored Fit Navy Suit - Navy Blue and BurgundyBoys Retro Check Tailored Fit Navy Suit - Navy Blue and Burgundy
On saleBoys Tweed Check Tailored Fit Suit - GreyBoys Tweed Check Tailored Fit Suit - Grey
Robert Simon
Boys Tweed Check Tailored Fit Suit - Grey Sale priceFrom $97.00 Regular price$181.00
On saleBoys Tweed Check Tailored Fit Suit - Beige and BrownBoys Tweed Check Tailored Fit Suit - Beige and Brown
Robert Simon
Boys Tweed Check Tailored Fit Suit - Beige and Brown Sale priceFrom $89.00 Regular price$181.00
On saleBoys Plaid Check Tailored Fit Blue Suit - LIONEL - Mid BlueBoys Plaid Check Tailored Fit Blue Suit - LIONEL - Mid Blue
SIRRI
Boys Plaid Check Tailored Fit Blue Suit - LIONEL - Mid Blue Sale priceFrom $35.00 Regular price$115.00
(1)
On saleBoys Tailored Fit Tweed Check Suit - MARK - Stone BeigeBoys Tailored Fit Tweed Check Suit - MARK - Stone Beige
Paul Andrew
Boys Tailored Fit Tweed Check Suit - MARK - Stone Beige Sale priceFrom $140.00 Regular price$165.00
Boys Cotton Blend Classic Combined Suit Set - Blue NavyBoys Cotton Blend Classic Combined Suit Set - Blue Navy
Boys All In One Communion Tailored Fit Suit - WhiteBoys All In One Communion Tailored Fit Suit - White
Boys All In One Communion Tailored Fit Suit - IvoryBoys All In One Communion Tailored Fit Suit - Ivory
On saleBoys Tweed Windowpane Check Tailored Fit Suit - Ryan Navy - Navy BlueBoys Tweed Windowpane Check Tailored Fit Suit - Ryan Navy - Navy Blue
On saleBoys Husky Tweed Tailored Fit Grey Suit - ADAM - Dark GreyBoys Husky Tweed Tailored Fit Grey Suit - ADAM - Dark Grey
On saleBoys Tailored Fit Retro Check Suit - ANTHONY NAVYBoys Tailored Fit Retro Check Suit - ANTHONY NAVY
Robert Simon
Boys Tailored Fit Retro Check Suit - ANTHONY NAVY Sale priceFrom $56.00 Regular price$179.00
On saleBoys Tailored Fit Husky 5 Pieces Suit Set - BlackBoys Tailored Fit Husky 5 Pieces Suit Set - Black
Robert Simon
Boys Tailored Fit Husky 5 Pieces Suit Set - Black Sale priceFrom $56.00 Regular price$181.00
On saleBoys Tailored Fit Tweed Check Navy Suit - SHELBY - Navy BlueBoys Tailored Fit Tweed Check Navy Suit - SHELBY - Navy Blue
SIRRI
Boys Tailored Fit Tweed Check Navy Suit - SHELBY - Navy Blue Sale priceFrom $79.00 Regular price$148.00
Save $33.00Boys All in One Tailored Fit Suit  - HENRY Blue - Dark BlueBoys All in One Tailored Fit Suit  - HENRY Blue - Dark Blue
On saleBoys Textured Check Suit - Joseph Blue - BlueBoys Textured Check Suit - Joseph Blue - Blue
Beau Kid
Boys Textured Check Suit - Joseph Blue - Blue Sale priceFrom $71.00 Regular price$124.00
On saleBoys Exclusive Piping Tuxedo Suit - Dark Blue - WhiteBoys Exclusive Piping Tuxedo Suit - Dark Blue - White
SIRRI
Boys Exclusive Piping Tuxedo Suit - Dark Blue - White Sale priceFrom $66.00 Regular price$132.00
On saleBoys Exclusive Piping Tuxedo Suit - Black - WhiteBoys Exclusive Piping Tuxedo Suit - Black - White
SIRRI
Boys Exclusive Piping Tuxedo Suit - Black - White Sale priceFrom $74.00 Regular price$132.00
On saleStylish Boys Tartan Plaid Suit - Red - Black Model PictureStylish Boys Tartan Plaid Suit - Red - Black Model Front Picture
Romano Vianni
Stylish Boys Tartan Plaid Suit - Red - Black Sale priceFrom $158.00 Regular price$212.00
Boys 5-Piece Tweed Like Glen Check Suit - Luis Pale Blue Front PictureBoys 5-Piece Tweed Like Glen Check Suit - Luis Pale Blue Model Picture
Boys Tweed Like Check Tailored Fit Formal Suit Set - NavyBoys Tweed Like Check Tailored Fit Formal Suit Set - Navy

What Is a Tailored Fit Suit for Boys?

A tailored fit sits neatly through the shoulders, chest and waist, creating a defined shape without fitting as closely as a slim-cut suit. The trousers also have a cleaner line through the leg, giving the whole outfit a sharper finish.

For many boys, tailored fit offers an ideal balance between traditional regular-fit tailoring and a closer slim-fit silhouette.

Prefer a narrower cut? Explore our boys slim fit suits. Need a little more room around the waist and seat? Browse our boys husky fit suits.

Boys Tailored Suits for Weddings, Prom & Communion

A well-fitted tailored suit is a versatile choice for weddings, page boy outfits, Communion, prom and other formal occasions.

For weddings, tailored suits create a smart page boy or junior groomsman look without appearing overly formal. Navy, blue, beige and lighter shades work particularly well for spring and summer celebrations, while grey, black, tweed and deeper tones are ideal for autumn and winter events.

For Communion, classic white, ivory and light-coloured suits offer a traditional formal look. For prom, parties and evening occasions, darker tailoring, checks, textured fabrics and statement colours can create a more individual outfit.

You can also explore our boys page boy suits, boys Communion suits, boys prom suits and boys tuxedos to shop by occasion.

Choose the Right Boys Suit Set

The number of pieces you need often depends on the occasion and the look you want to create.

A 2-piece suit keeps things simple with the essential tailored pieces, while a 3-piece suit adds a waistcoat for a more traditional layered look. A waistcoat also helps the outfit stay smart when the jacket comes off.

For an easier head-to-toe outfit, our 5-piece suit sets can include coordinating pieces such as a shirt, tie or other accessories, depending on the style.

How Should a Boys Tailored Fit Suit Fit?

A good tailored fit should look neat and structured without restricting movement. When choosing a boys suit, check the fit across the shoulders, chest, waist and trouser length.

  • Shoulders: The jacket should sit flat across the shoulders without pulling or extending beyond the natural shoulder line.
  • Chest: The jacket should button comfortably without creating tension across the front.
  • Sleeves: The sleeve should finish neatly at the wrist, allowing a small amount of shirt cuff to show.
  • Waist: Trousers should sit securely and comfortably without feeling tight.
  • Trouser length: Aim for a clean finish around the shoe without excessive fabric gathering at the ankle.

If the chest and waist feel too tight but the next size looks too long, consider changing the fit rather than simply sizing up. A different cut can often give a better overall result.

Colours, Fabrics & Styles

A navy or grey kids suit is a versatile choice for weddings, formal events and family occasions, while black creates a more traditional evening or formal look.

For warmer-weather celebrations, beige, light blue and other lighter shades can create a softer finish. Checks and tweed add character to weddings and seasonal occasions, while velvet and more distinctive styles work well when the dress code calls for something special.

Use the filters above to narrow the collection by colour, size, style, fabric and number of pieces.

Complete His Suit

Once you have chosen the suit, finish the outfit with a boys formal shirt and a pair of smart boys shoes.

Add a tie or bow tie for a classic formal finish, or coordinate the outfit with a pocket square for an extra touch of colour.

For weddings and group occasions, coordinating accessories can also help create a consistent look for page boys, brothers and junior members of the wedding party.

Why Shop Boys Tailored Fit Suits at SIRRI?

At SIRRI, boys formalwear is a core part of our collection. Shop different fits, colours, fabrics, suit sets and occasion styles in one place, making it easier to find an outfit that works for both the event and the child wearing it.

Shop with free UK delivery, free UK tracked returns and our lowest price guarantee, with worldwide shipping options also available.

Not sure whether tailored fit is right? Browse our complete boys suits collection to compare tailored, slim and husky fits alongside wedding, Communion, prom and formal styles.

Boys Tailored Fit Suits FAQs

What does tailored fit mean in a boys suit?

Tailored fit creates a defined shape through the jacket and trousers without fitting as closely as a slim suit. It is designed to provide a smart silhouette while maintaining comfortable room for movement.

Is tailored fit the same as slim fit?

No. Slim fit usually sits closer through the chest, waist and trouser leg. Tailored fit still looks structured but generally offers a little more ease through the body.

Should I choose tailored fit or regular fit?

Choose tailored fit if you want a more defined, contemporary silhouette. Regular fit generally offers more room and a straighter shape. The best option depends on your child’s build and how close you want the suit to sit.

What occasions are boys tailored suits suitable for?

Boys tailored suits work well for weddings, page boy outfits, Communion, prom, graduations, parties, school events and other formal family occasions.

What should a boy wear with a tailored suit?

A formal shirt and smart shoes create the foundation of the outfit. Add a tie or bow tie for a traditional formal look, with a pocket square or coordinating accessories for extra detail.

What if my child is between suit sizes?

Prioritise a comfortable fit across the shoulders, chest and waist. Trouser and sleeve length can often be adjusted more easily than a jacket that is too tight through the body.

Where can I compare other boys suit fits?

Browse our full boys suits collection to compare tailored fit with slim fit, husky fit and other formal styles.