Popular 13th Birthday Kids' T-Shirts
475 results
Save 15%
Mother birthday girl hot pink T-Shirt
Sale Price £20.40. Original Price £24.00.
Save 15%
13th Birthday Happy Thirteen Gold Custom Age Gift T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Official Teenager 13th Birthday Black White Custom T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
13th Birthday Official Teenager Grey White Black T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
I Turned 13 in Quarantine Shirt
Sale Price £18.11. Original Price £21.30.
Save 15%
Photo name birthday boy T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Photo collage film name birthday boy T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Photo name birthday boy black T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Square Root of 144 12th Birthday 12 Year Old Gifts T-Shirt
Sale Price £24.14. Original Price £28.40.
Save 15%
13th Birthday (Customisable Kid's Name) T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Photo heart name birthday girl pink T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Photo collage film name birthday girl T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Photo heart name birthday girl pink T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Photo heart name birthday girl pink T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Photo heart name birthday girl pink T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Birthday girl pink photo heart T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Photo collage film name birthday boy T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Photo collage film name birthday boy black T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Girl birthday pink photo heart T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Photo heart name birthday girl red T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Save 15%
Birthday girl pink T-Shirt
Sale Price £17.47. Original Price £20.55.
Save 15%
Pink name birthday girl T-Shirt
Sale Price £24.87. Original Price £29.25.
Save 15%
Birthday girl pink white T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Pink Popcorn and Pyjamas Slumber Birthday Party T-Shirt
Sale Price £17.47. Original Price £20.55.
Collection
Save 15%
Photo heart name birthday girl purple T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Photo name birthday boy blue T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Cheers Pink Cheer Cheerleader Birthday Girl T-Shirt
Sale Price £19.81. Original Price £23.30.
Save 15%
Personalised 4th of July 13th Birthday Shirt
Sale Price £26.40. Original Price £31.05.
Save 15%
Photo heart name birthday girl Tri-Blend shirt
Sale Price £26.40. Original Price £31.05.
Save 15%
13th Birthday Officially Teenager 13 Year Old Kid T-Shirt
Sale Price £23.04. Original Price £27.10.
Save 15%
13th Birthday So Happy I'm 13 Today Gift Funny T-Shirt
Sale Price £26.01. Original Price £30.60.
Save 15%
Kids O'fishally 13 Years Old Birthday 13th Birthda T-Shirt
Sale Price £25.33. Original Price £29.80.
Save 15%
13th Birthday Basketball Fun 13 Years Old Kids Gi T-Shirt
Sale Price £25.33. Original Price £29.80.
Save 15%
13 Year Old Soccer Football Kids 13th Birthday Boy T-Shirt
Sale Price £27.03. Original Price £31.80.
Save 15%
13th Birthday Bysketbyll Fun 13 Years Old Kids T-Shirt
Sale Price £28.95. Original Price £34.05.
Save 15%
13th Birthday Bysketbyll Fun 13 Years Old Kids Gif T-Shirt
Sale Price £28.95. Original Price £34.05.
Save 15%
13th Birthday Thirteen Years Old Official Teenager T-Shirt
Sale Price £23.04. Original Price £27.10.
Save 15%
Vintage 2012 Official Teenager 13th Birthday Gifts T-Shirt
Sale Price £25.33. Original Price £29.80.
Save 15%
Birthday pink gold balloons T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Official 13 Teenager 13th Birthday T-Shirt
Sale Price £22.53. Original Price £26.50.
Save 15%
Awesome Since July 2009 Vintage Birthday T-Shirt
Sale Price £22.49. Original Price £26.45.
Save 15%
It's My 13th Birthday Sign My Shirt 13 Years Old
Sale Price £21.34. Original Price £25.10.
Save 15%
13 Years Old Official Teenager 13th Birthday T-Shirt
Sale Price £21.34. Original Price £25.10.
Save 15%
Official Teenager 13th Birthday Gift 13 Year Old T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
It's My 13th Birthday Baseball Player 13 Year Old T-Shirt
Sale Price £21.81. Original Price £25.65.
Save 15%
Square Root of 169 13th Birthday 13 Year Old Gifts T-Shirt
Sale Price £25.55. Original Price £30.05.
Save 15%
Awesome Since 2009 Rainbow 13th Birthday Gift T-Shirt
Sale Price £16.58. Original Price £19.50.
Save 15%
Birthday Boy 13 Video Game Controller Gamer 13th B T-Shirt
Sale Price £23.34. Original Price £27.45.
Save 15%
This Girl Is Now 13 Official Teenager 13th T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
I'm Official Teenager Don't Expect 13th 14th T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
I'm Official Teenager Don't Expect 13th 14th T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
13th Birthday Party Thirteen 13 Year Old T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
13th Birthday Party Thirteen 13 Year Old T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
Happy 13th Birthday Decorations For Boys T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
Happy 13th Birthday Decorations For Boys T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
Thirteen Official Teenager 13th Birthday 13 Year T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
Thirteen Official Teenager 13th Birthday Girl Teal T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
Official Teenager 13th Birthday Gift 13 Year Old T-Shirt
Sale Price £23.59. Original Price £27.75.
Save 15%
The Zazzle Promise
Order with Confidence
If something goes wrong on our end, we'll make it right, on every order. Learn more!
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
If you need help or have a question for Customer Service, please visit our Help Centre