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36DDD Bra Size — UK, EU & French Conversion

A US 36DDD bra in UK, European and French sizing, with its sister sizes. Not sure 36DDD is right? Measure with the bra calculator first.

Reviewed by the 247Sizing teamLast updated: 27 August 2026
US 36DDD = UK 36E
EU 80F · French 95F

A US 36DDD bra converts to UK 36E, EU 80F and French 95F. The band number maps on a fixed scale, while cup letters shift between systems above D.

RegionSize
US36DDD
UK36E
EU (Europe)80F
FR / ES (France, Spain)95F

Sister sizes for 36DDD

Same cup volume, different band — try these if the band feels tight or loose but the cup is right:

34GSister down
38DDSister up
⚠️ US cup lettering above D varies by brand (DD vs E, DDD vs F). Match by the EU/UK equivalent when a brand's letters differ.

34DDD · 38DDD · 36DD · 36G

All bra sizes → · Bra calculator → · Converter →

What is a US 36DDD bra in UK and EU sizing?

A US 36DDD is a UK 36E, EU 80F and French 95F.

What are the sister sizes of 36DDD?

Same cup volume, different band: 34G, 38DD.

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