What size am I in Guess?

Measure your foot length in mm, then use the Guess size chart above or our interactive calculator. For example, a 270mm foot is typically US 9 in most brands.

Guess Size Chart — US, EU, UK Conversion

Fit note: True to size for most people.

📏 Find Your Guess Size

Enter your foot length to get your exact Guess size instantly.

Foot length (mm)

Gender

Men's Sizes

US	EU	UK	CM
7	40	6	25.0
7.5	40.5	6.5	25.5
8	41	7	26.0
8.5	42	7.5	26.5
9	42.5	8	27.0
9.5	43	8.5	27.5
10	44	9	28.0
10.5	44.5	9.5	28.5
11	45	10	29.0
12	46	11	30.0

Women's Sizes

US	EU	UK	CM
7	40	6	25.0
7.5	40.5	6.5	25.5
8	41	7	26.0
8.5	42	7.5	26.5
9	42.5	8	27.0
9.5	43	8.5	27.5
10	44	9	28.0
10.5	44.5	9.5	28.5
11	45	10	29.0
12	46	11	30.0

Model-Specific Fit Guide

Different Guess models fit differently. Check your specific shoe below.

Model	Fit	Tip
Courtlyn Pump	Runs small (-2.0mm) Narrow	Runs slightly small. Pointed toe, half size up.
Evette Bootie	True to size	True to size.
Felicia Platform	True to size	True to size. Platform sole.
Iona Ankle Boot	True to size	True to size.
Lanes Sneaker	True to size	True to size.
Marika Sandal	True to size	True to size.
Odette Wedge	True to size	True to size.
Tabea Flat	Runs small (-2.0mm) Narrow	Runs slightly small. Flat, half size up.
Torin Sneaker	True to size	True to size.
Ulric Loafer	True to size	True to size.

SIMILAR FIT

361 Degrees APL ASICS ASOS Adidas Alden