UK 3.5 in US and EU sizes

An adult UK 3.5 is a men’s US 4.5 and a women’s US 6 (EU 35.5–36), for a foot of 22.0 to 22.4 cm.

A kids’ UK 3.5 is much smaller: a kids’ US 3.5C–4C, for a foot of 11.0 to 11.4 cm.

On the brands’ own men’s charts, UK 3.5 is US 4 at adidas, Jordan and 3 more; US 4.5 at Brooks, Mizuno and 3 more; US 3.5 at Converse. Brands size their shoes on their own lasts, so check the brand you’re buying.

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Sizes for

UK 3.5 in every size system

SystemMen’s (adult UK 3.5)Women’s (adult UK 3.5)Kids (kids’ UK 3.5)
Foot length (cm)22.0–22.422.0–22.411.0–11.4
US4.563.5C–4C
EU35.5–3635.5–3619–19.5
Mondopoint (mm)225225115
Japan (cm)22.522.511.5
Australia and NZ3.563.5
South Korea (mm)225225115
China (mm)225225115
Mexico (cm)22.522.511.5
Brazil343417–18
Argentina, Uruguay, Paraguay353518–19

From the standard size tables. A size fits a range of feet; where that range spans two sizes in another system, both are shown. A dash means the system has no size there.

What 30 brands print next to UK 3.5

BrandMen’s chartWomen’s chartKids’ chart
adidasUS 4UK 3.5 · EU 36US 5UK 3.5 · EU 36US 4UK 3.5 · EU 36
Allbirds—US 6.5UK 3.5—
ANTA—US 6UK 3.5 · EU 36.5US 4YUK 3.5 · EU 36
ASICS—US 5.5UK 3.5 · EU 36—
Bata—EU 36UK 3.5EU 20UK 3.5
Birkenstock—EU 36US 5-5.5 · UK 3.5EU 36US 5-5.5 · UK 3.5
BrooksUS 4.5UK 3.5 · EU 36.5US 5.5UK 3.5 · EU 36—
Clarks—UK 3.5US 6 · EU 36UK 3.5US 4 · EU 19
ConverseUS 3.5EU 36US 5.5UK 3.5 · EU 36US 3.5CUK 3.5 · EU 19.5
Gucci—EU 36.5UK 3.520US 4 · UK 3.5
HOKA—US 5UK 3.5 · EU 36—
JordanUS 4UK 3.5 · EU 36US 6UK 3.5 · EU 36.5US 4CUK 3.5 · EU 19.5
KEEN—US 6UK 3.5 · EU 36—
Merrell—US 6UK 3.5 · EU 36US 4.5UK 3.5 · EU 20.5
MizunoUS 4.5UK 3.5 · EU 36US 6UK 3.5 · EU 36—
New BalanceUS 4UK 3.5 · EU 36US 5.5UK 3.5 · EU 36US 4UK 3.5 · EU 20
NikeUS 4UK 3.5 · EU 36US 6UK 3.5 · EU 36.5US 4CUK 3.5 · EU 19.5
On—US 5.5UK 3.5 · EU 36.5US 4UK 3.5 · EU 19.5
Onitsuka TigerUS 4HUK 3.5 · EU 37US 5HUK 3.5 · EU 36—
PUMA—US 6UK 3.5 · EU 36US 4.5UK 3.5 · EU 36
Salomon—US 5UK 3.5 · EU 36EU 36US 4 · UK 3.5
SauconyUS 4.5UK 3.5 · EU 37US 6UK 3.5 · EU 374.5 Little KidsUS 4.5 · UK 3.5 · EU 20.5
Skechers—US 6.5UK 3.5 · EU 36.5—
SOREL—US 5.5UK 3.5 · EU 36.5US 4.5UK 3.5 · EU 36
TevaUS 4.5UK 3.5 · EU 36US 5.5UK 3.5 · EU 36.5—
TimberlandUS 4UK 3.5 · EU 36US 5.5UK 3.5 · EU 36US 4UK 3.5 · EU 20
UGGUS 4.5UK 3.5 · EU 37.5US 5.5UK 3.5 · EU 36.5US 4UK 3.5 · EU 19.5
Under Armour—US 5.5UK 3.5 · EU 36US 4KUK 3.5 · EU 19.5
VansEU 36UK 3.5EU 36US 6 · UK 3.5US 4CUK 3.5 · EU 19
Veja——EU 19/20US 4 · UK 3.5

The row each brand’s own chart prints for UK 3.5, linked. Brands without that exact size on a chart are left out. Not affiliated with any brand.

Size tables checked 2026-10-23; brand sizes from each brand’s own chart, linked above. An estimate to help you choose: fit varies by brand and model. Not medical advice.