Men's Blazers & Jackets | Theory UK Official Site

Skip to main content Skip to footer content

Friends + Family: 25% off selected styles* - SHOP WOMEN | SHOP MEN

Sign In/Register

Email Address:

Password:

Remember Me

Forgot Password?

or

Back

Forgot Password

Forgot your Password

Provide your account email address to receive an email to reset your password.

Email Address:

Wishlist

Item successfully added to bag

Review Shopping Bag Checkout

WOMEN

Back
- New + Now
- Clothing
- Accessories
  - View All
  - Shoes
- Friends + Family
  
  Shop Now
- Theory Project SS23
  
  Discover
- Effortless Tailoring
  
  Discover
MEN

Back
- New + Now
- Clothing
- Friends + Family
  
  Shop Now
- Theory Project SS23
  
  Discover
- The Tailoring Remix
  
  Discover
WARDROBE

Back
- Women's Wardrobe
- Men's Wardrobe
- Women's Wardrobe
  
  Discover More
- Men's Wardrobe
  
  Discover More
THEORY PROJECT
ABOUT THEORY

Back
- About Theory
- Theory For Good
  
  Learn More
- Our Stores
  
  Learn More
- Our History
  
  Learn More

Women

Back
- New + Now
  
  Back
- Clothing
  
  Back
- Accessories
  
  Back
  - View All
  - Shoes
Men

Back
- New + Now
  
  Back
- Clothing
  
  Back
Theory Project by Lucas Ossendrijver
Theory Wardrobe

Back
- Women's Wardrobe
  
  Back
- Men's Wardrobe
  
  Back
Spring 2023

Back
- Women
  
  Back
- Men
  
  Back
- Spring 2023 Lookbook
About Theory

Back

Sign In/Register
Shipping to

Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland France Germany Greece Hungary Ireland (Republic of) Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovak Republic Slovenia Spain Sweden USA

Search

× Clear

Sign In/Register

Email Address:

Password:

Remember Me

Forgot Password?

Back

Forgot Password

Forgot your Password

Provide your account email address to receive an email to reset your password.

Email Address:

First Name

Last Name

Confirm Email

Password

Confirm Password

Birth Date

Year

Gender

Female

Male

Email Preferences (select one)

Email me future promos and updates ¹

I do not want future promos and updates

¹By checking this box, you consent to receive emails about Theory's latest collections, exclusive offers, and special events. You may revoke your consent at any time by clicking unsubscribe at the bottom of any email from us. By clicking ‘REGISTER’ below you accept the terms of our Privacy Policy

Filter

Filter By

Colour

Size

View Results (13)

Sort

Newest
Best Sellers
Price Descending
Price Ascending

Quick Add

~~Price reduced from to~~ £355.00

Clinton Blazer in Printed Precision Ponte

~~Price reduced from to~~ £355.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from to~~ £450.00

Clinton Blazer in Good Linen

~~Price reduced from to~~ £450.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from to~~ £355.00

Clinton Blazer in Precision Ponte

~~Price reduced from to~~ £355.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from to~~ £450.00

Clinton Blazer in Good Linen

~~Price reduced from to~~ £450.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from £540.00 to~~ £405.00

Kanan Blazer in Textured Gabardine

~~Price reduced from £540.00 to~~ £405.00

Size Added to Bag

Go to Bag

Friends + Family: 25% Off

Quick Add

~~Price reduced from £450.00 to~~ £338.00

Chambers Blazer in Neoteric Twill

~~Price reduced from £450.00 to~~ £338.00

Size Added to Bag

Go to Bag

Friends + Family: 25% Off

Quick Add

~~Price reduced from to~~ £355.00

Clinton Blazer in Precision Ponte

~~Price reduced from to~~ £355.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from £355.00 to~~ £266.00

Clinton Blazer in Precision Ponte

~~Price reduced from £355.00 to~~ £266.00

Size Added to Bag

Go to Bag

Friends + Family: 25% Off

Quick Add

~~Price reduced from £495.00 to~~ £371.00

Chambers Blazer in Stretch Wool

~~Price reduced from £495.00 to~~ £371.00

Size Added to Bag

Go to Bag

Friends + Family: 25% Off

Quick Add

~~Price reduced from to~~ £495.00

Chambers Blazer in Stretch Wool

~~Price reduced from to~~ £495.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from to~~ £355.00

Clinton Blazer in Precision Ponte

~~Price reduced from to~~ £355.00

Size Added to Bag

Go to Bag

Quick Add

~~Price reduced from to~~ £355.00

Clinton Blazer in Precision Ponte

~~Price reduced from to~~ £355.00

Size Added to Bag

Go to Bag

-15% OFF YOUR NEXT ORDER

Sign-up to receive your exclusive welcome offer.
* Offer terms apply. Read our Privacy Policy here.

forms.newsletter.successresult

Customer Care

My Account
Track My Order
Shipping + Payments
Returns + Exchanges
Size Guide
FAQs
Klarna
* Promo T&Cs
Refer a Friend

About Theory

Our Story
Theory For Good
Store Finder

Phone + Live Chat
+44 1793 540656
Mon - Fri: 9:30am - 5:30pm GMT
Email

Collections

New Arrivals
Women
Men
Good Collection

Shipping to

Austria Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland France Germany Greece Hungary Ireland (Republic of) Italy Latvia Lithuania Luxembourg Malta Netherlands Poland Portugal Romania Slovak Republic Slovenia Spain Sweden USA

Customer Care

My Account
Track My Order
Shipping + Payments
Returns + Exchanges
Size Guide
FAQs
* Promo T&Cs
Klarna
Refer a Friend

About Theory

Our Story
Theory For Good
Store Finder

Contact Us

Phone + Live Chat
+44 1793 540656
Mon - Fri: 9:30am - 5:30pm GMT
Email

Information

Shipping to

Exclusions

Promo T&Cs

FRIENDS + FAMILY
Offer valid on selected styles in Theory retail stores, and at theory.com in the UK only. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

WELCOME OFFER
For new subscribers only. Discount will be applied when your unique promotional code is entered at checkout. Offer valid online at theory.com in the UK only. Offer not valid on sale, discounted or Theory Archive styles. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

HELLO AGAIN OFFER
Discount will be applied when your unique promotional code is entered at checkout. Offer valid online at theory.com in the UK only. Offer not valid on sale, discounted or Theory Archive styles. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

REFER-A-FRIEND OFFER
Offer valid for one month from date of issue for friend referred, and four months for referee. Discount will be applied when your unique promotional code is entered at checkout. Offer valid online at theory.com in the UK only. Offer not valid on sale, discounted or Theory Archive styles. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

INFLUENCER PROMOS
Discount will be applied when the promotional code is entered at checkout. Offer valid in Theory retail stores and online at theory.com in the UK only. Offer not valid on sale, discounted or Theory Archive styles. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

ESSENTIAL DUOS + TRIOS
Choose two selected womenswear styles, or three selected menswear styles, in any size or colour to receive an additional discount. Discount will be auto-applied at checkout. Offer valid in Theory retail stores and online at theory.com in the UK only. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

SALE + LAST CHANCE
Offer valid on selected styles in Theory retail stores, and at theory.com in the UK only. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

OUTLET + ARCHIVE
Offer valid on selected styles online at theory.com in the UK only. Offer cannot be combined with any other promotional offer, redeemed for cash, or applied to previous purchases. Offer terms are subject to change.

Forgot Password

Forgot your Password

Friends + Family

Theory Project SS23

Effortless Tailoring

Friends + Family

Theory Project SS23

The Tailoring Remix

Women's Wardrobe

Men's Wardrobe

Theory For Good

Our Stores

Our History