Convert between UK, US, EU and CM shoe sizes for men and women.
US Size
10
US men's size
UK
9
EU
42.5
CM
41.8
Navigating international shoe sizes can be confusing. Different regions like the UK, US, and Europe use unique systems, and sizes can even vary between brands. A UK size 9 is not the same as a US size 9. This is why a reliable conversion tool is essential for anyone shopping for footwear from international retailers.
This Calculator Site tool simplifies the process, providing instant and accurate conversions between the most common sizing systems. Whether you're buying online or just curious, you can quickly find your equivalent size. For other useful conversions, you might like our VAT Calculator or the popular Take-Home Pay Calculator.
Always Check the Brand's Chart
While this converter provides a standardized conversion, some brands have their own unique sizing. For the best fit, it is always a good idea to consult the specific brand's size guide if one is available.
+1
UK to US Men's Size
+2
UK to US Women's Size
+33.5
Approx. UK to EU Size
How to use this Calculator Site tool
Simply enter your UK shoe size and select your gender ('men' or 'women') in the fields above. The calculator will instantly display the converted sizes for US, EU, and centimeters (CM). You can adjust the size and gender at any time to see the results update in real-time.
Quick and accurate unit conversions save time and prevent costly mistakes. You may also find our Temperature Converter useful for related calculations.
For a broader view of your finances, try the Volume Converter or the Bird Cooking Time Calculator. All of our calculators are free to use and updated for the 2026/27 tax year where applicable.
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