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36K Bra Size — UK, EU & French Conversion

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

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

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

RegionSize
US36K
UK36H
EU (Europe)80K
FR / ES (France, Spain)95K

Sister sizes for 36K

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

38JSister 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.

34K · 38K · 36J

All bra sizes → · Bra calculator → · Converter →

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

A US 36K is a UK 36H, EU 80K and French 95K.

What are the sister sizes of 36K?

Same cup volume, different band: 38J.

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