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UK shoe size to US men’s shoe size

9 UK = 10 US M

⇄
US men’s shoe size (US M)10

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Sizes differ between brands — the values are approximate.

Formula

This conversion is not a single factor; it uses this formula:

US M = UK × 1 + 1

Conversion table

UK shoe size (UK)US men’s shoe size (US M)
45
56
67
78
89
910
1011
1112
1213
1314

Frequently asked questions

How do I convert UK to US M?

This conversion is not a single factor; it uses this formula: US M = UK × 1 + 1

What is 9 UK in US M?

9 UK = 10 US M.

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Updated November 9, 2026