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US men’s shoe size to EU shoe size

9 US M = 41.91 EU

⇄
EU shoe size (EU)41.91

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Sizes differ between brands — the values are approximate.

Formula

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

EU = US M × 1.27 + 30.48

Conversion table

US men’s shoe size (US M)EU shoe size (EU)
435.56
536.83
638.1
739.37
840.64
941.91
1043.18
1144.45
1245.72
1346.99

Frequently asked questions

How do I convert US M to EU?

This conversion is not a single factor; it uses this formula: EU = US M × 1.27 + 30.48

What is 9 US M in EU?

9 US M = 41.91 EU.

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Updated November 9, 2026