👙 Bra Size
44D Bra Size — UK, EU & French Conversion
A US 44D bra in UK, European and French sizing, with its sister sizes. Not sure 44D is right? Measure with the bra calculator first.
US 44D = UK 44D
EU 100D · French 115D
A US 44D bra converts to UK 44D, EU 100D and French 115D. The band number maps on a fixed scale, while cup letters shift between systems above D.
| Region | Size |
|---|---|
| US | 44D |
| UK | 44D |
| EU (Europe) | 100D |
| FR / ES (France, Spain) | 115D |
Sister sizes for 44D
Same cup volume, different band — try these if the band feels tight or loose but the cup is right:
42DDSister down
46CSister 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.
All bra sizes → · Bra calculator → · Converter →
What is a US 44D bra in UK and EU sizing?
A US 44D is a UK 44D, EU 100D and French 115D.
What are the sister sizes of 44D?
Same cup volume, different band: 42DD, 46C.
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