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Men Suits

Shop men’s suits at SIRRI, including formal suits, slim fit suits, tailored fit suits, wedding suits, business suits, tweed suits, check suits, linen suits and tuxedo styles. Find smart suits for weddings, work, parties, proms, race days and special occasions.

Use the filters to select by colour, size, fit, style, fabric and designer to find the right men’s suit for your occasion.

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269 products

Men's Tweed Glen Check Slim Fit Suit Jacket - Cavani CARIDI BeigeMen's Tweed Glen Check Slim Fit Suit Jacket - Cavani CARIDI Beige front picture
Men's Tweed Glen Check Slim Fit Suit Jacket - Cavani CARIDI BeigeMen's Tweed Glen Check Slim Fit Suit Jacket - Cavani CARIDI Beige front picture
Men's Tweed Glen Check Slim Fit Suit Jacket - Cavani Caridi Blue Model Picture
Men's Tweed Glen Check Slim Fit Suit Jacket - Cavani Caridi Blue Model Front Picture
Men's Tweed Glen Check Slim Fit Suit Jacket - Cavani Caridi Blue Model Picture
Men's Tweed Glen Check Slim Fit Suit Jacket - Cavani Caridi Blue Model Front Picture
Men's Tweed-Like Tailored Fit  Formal Suit - Paul Andrew RALPH BrownMen's Tweed-Like Tailored Fit  Formal Suit - Paul Andrew RALPH Brown
Save $178.00Men's Tweed-Like Tailored Fit Formal Suit - Paul Andrew RALPH CreamMen's Tweed-Like Tailored Fit Formal Suit - Paul Andrew RALPH Cream
Save $376.00Men's Tweed Windowpane Check Slim Fit Suit - Cavani GHOST Light GreyMen's Tweed Windowpane Check Slim Fit Suit - Cavani GHOST Light Grey
Save $315.00Men's Tweed Check Navy Slim Fit Suit - Cavani KAISER Navy BlueMen's Tweed Check Navy Slim Fit Suit - Cavani KAISER Navy Blue
Save $237.00Men's Tweed Check Blue Suit & Brown Chino, Combined Suit Set - Cavani - Navy Blue with Rust BrownMen's Tweed Check Blue Suit & Brown Chino, Combined Suit Set - Cavani - Navy Blue with Rust Brown
Men's Tweed Windowpane Check Suit - Robert Simon LIAM BeigeMen's Tweed Windowpane Check Suit - Robert Simon LIAM Beige
Men's Tweed Windowpane Tailored Fit Navy Suit - Robert Simon RYAN Navy BlueMen's Tweed Windowpane Tailored Fit Navy Suit - Robert Simon RYAN Navy Blue
On saleMen's Slim Fit Herringbone Tweed Blue Suit - Cavani CARNEGI Navy Blue model pictureMen's Slim Fit Herringbone Tweed Blue Suit - Cavani CARNEGI Navy Blue model front picture
Men's Tailored Fit Windowpane Check Suit - Paul Andrew Hamleys Cornflower BlueMen's Tailored Fit Windowpane Check Suit - Paul Andrew Hamleys Cornflower Blue
Save $228.00Men's Windowpane Check Tailored Fit Formal Suit - Paul Andrew HOBBS GreyMen's Windowpane Check Tailored Fit Formal Suit - Paul Andrew HOBBS Grey
Save $212.00Men's Wool Blend Herringbone Check Suit - Albert - Brown Front PictureMen's Wool Blend Herringbone Check Suit - Albert - Brown Model Front Picture
Cavani
Men's Wool Blend Herringbone Check Suit - Cavani Albert Brown Sale priceFrom $115.00 Regular price$327.00
Save $163.00Men's Wool Blend Herringbone Check Suit - Albert - Grey Model PictureMen's Wool Blend Herringbone Check Suit - Albert - Grey Model Front Picture
Cavani
Men's Wool Blend Herringbone Check Suit - Cavani Albert Grey Sale priceFrom $115.00 Regular price$327.00
Men's Tweed Wool Slim Fit Formal Blue Suit - Cavani ORSON BlueMen's Tweed Wool Slim Fit Formal Blue Suit - Cavani ORSON Blue

Men’s Suits for Weddings, Work & Formal Occasions

Discover SIRRI’s collection of men’s suits, designed for weddings, work, parties, formal events, proms, race days and smart everyday dressing. From classic formal suits to slim fit, tailored fit, tweed, check, linen and tuxedo styles, this collection brings together a wide range of men’s suits for different occasions and dress codes.

Choose from timeless colours such as navy, black, grey and blue, or explore lighter shades, checks, tweed textures and seasonal styles for a more distinctive look. Whether you need a sharp suit for business, a three-piece suit for a wedding or a smart outfit for a special event, this men’s suits collection is the best place to start.

Looking for designer tailoring? Explore our House of Cavani suits, featuring contemporary three-piece suits, traditional tweed, modern checks and formal styles for weddings, business and special occasions.

Shop Men’s Suits by Style

Use this main men’s suits collection to browse the full range, or shop by style if you already know what type of suit you need.

Choosing the Right Men’s Suit

Start with the occasion. For weddings and formal events, a navy, grey or black three-piece suit is a classic choice. For business and workwear, choose a clean formal suit in a versatile colour. For summer events, linen and lighter colours can feel more seasonal, while tweed and check suits work well for autumn, winter, rustic and vintage-inspired occasions.

Fit is also important. Slim fit suits create a sharper, closer look, while tailored fit suits offer a refined shape with a little more room. If you are unsure, check the product size guide and consider how much movement and comfort you need for the event.

Complete Your Men’s Suit Outfit

A men’s suit is easiest to style when paired with the right shirt, shoes and accessories. For a wedding or formal occasion, add a waistcoat, tie, bow tie or pocket square. For work, keep the look clean with a formal shirt, smart shoes and classic accessories.

Why Choose SIRRI Men’s Suits?

  • Wide range of men’s suits for weddings, work, parties and formal occasions
  • Styles include formal, slim fit, tailored fit, tweed, check, linen and tuxedo suits
  • Classic and modern colours including navy, black, grey, blue, beige, brown and green
  • Options for grooms, groomsmen, wedding guests, businesswear and special events
  • Easy outfit building with SIRRI shirts, shoes, waistcoats, ties and accessories

Frequently Asked Questions – Men’s Suits

What types of men’s suits can I find at SIRRI?

You can shop formal suits, wedding suits, business suits, slim fit suits, tailored fit suits, tweed suits, check suits, linen suits, tuxedos and double breasted suits at SIRRI.

What colour suit should every man own?

Navy, grey and black are the most versatile suit colours. They work well for weddings, work, interviews, parties and formal occasions.

What is the difference between slim fit and tailored fit suits?

Slim fit suits are usually cut closer through the body, arms and legs. Tailored fit suits still create a smart shape but usually offer slightly more room and comfort.

Are men’s suits suitable for weddings?

Yes. Men’s suits are suitable for grooms, groomsmen, best men, fathers of the bride or groom and wedding guests. Choose the style and colour based on the dress code, season and wedding theme.

Can I wear a suit for work?

Yes. A formal or business suit is a strong choice for work, meetings, interviews and professional settings. Navy, grey, black and blue are especially versatile for businesswear.

What should I wear with a men’s suit?

Style a suit with a formal shirt, smart shoes and accessories such as a tie, bow tie, pocket square, cufflinks or waistcoat depending on the occasion.

How do I choose the right size men’s suit?

Measure your chest, waist, inside leg and height before ordering. Check the size guide on each product page, as fit can vary between slim fit, tailored fit and regular fit styles.