Children's BJJ Gi SizeGuide

Complete sizing charts for children's Brazilian Jiu-Jitsu gi uniforms. Age-appropriate sizing with data-driven recommendations.

Kids' Gi Sizing Without the Guesswork

Finding the right gi size for growing kids is frustrating - too small and they outgrow it in months, too big and it affects their technique and safety. Kids deserve gis that fit properly for their training.

Our children's gi guide uses real sizing data to show you exactly what sizes work for different ages and heights, so your young grapplers can train safely and effectively without constant replacements.

Children's BJJ Gi General Size Guide

Children's gi sizing focuses on age ranges and growth. These are typical size ranges - always consider your child's current measurements and expected growth when sizing.

Size Guide

SizeHeightWeight
00 (6-7)110-125cm20-30kg
0 (8-9)125-140cm25-35kg
1 (10-11)135-150cm30-45kg
2 (12-13)145-160cm40-55kg
3 (14-15)155-170cm50-65kg
Children's Gi Size Availability Heatmap
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Find Your Perfect BJJ Uniform Fit
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Find YourPerfect Fit

Stop guessing your BJJ uniform size! Our intelligent sizing tool analyzes your measurements and recommends the best-fitting brands and sizes.

See which brands offer children's gi sizes

We have compiled data on children's gi sizing across brands that cater to young practitioners to help you find the right fit for growing BJJ students.

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No brand data available

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