How does Mary Young bra sizing run?
Mary Young is labelled in US sizing. Sustainable Canadian label. Below is how a Mary Young size translates across all eight regional standards, plus sister sizes and where to buy.
Mary Young size range & system
Mary Young sizes in US.
Mary Young size conversion chart
Each row is one Mary Young cup size read across the eight standards. The US column (highlighted) is how Mary Young labels its bras.
| US | UK | EU | FR | IT | AU | JP | IN |
|---|---|---|---|---|---|---|---|
| A | A | A | A | A | A | A | A |
| B | B | B | B | B | B | B | B |
| C | C | C | C | C | C | C | C |
| D | D | D | D | D | D | D | D |
| DD | DD | E | E | E | DD | E | DD |
| DDD | E | F | F | F | E | F | E |
Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.
Common Mary Young sizes
Open the full eight-standard conversion for a specific size:
Sister sizes in Mary Young
If a Mary Young bra fits in the cup but the band is off, your sister size keeps the same cup volume with a different band — go down a band and up a cup, or up a band and down a cup. Example: a 34D and a 32DD hold the same cup volume.
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Find your size in Mary Young →Where to buy Mary Young
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Mary Young sizing FAQ
- Does Mary Young run true to size?
- US/CA sizing. Soft wire-free. Sustainable Canadian label.
- What sizing system does Mary Young use?
- Mary Young is labelled in US sizing. Use the conversion table above to read your size across US, UK, EU, FR, IT, AU, JP and IN.
- What is a 34D in Mary Young in EU sizing?
- A US 34D converts to EU 75D. Band conversions are exact; cup fit still varies by brand, style, and body — a conversion is a starting point, not a guarantee.