WKO Junior weight divisions for Title Fights are as listed in the table below.
​
For open championships and none title fights age and weight division will be no more the 2yrs age and 3k weight difference.
For example 9-10yrs -22k, -25k, -27k etc.
​
​
​
BOYS & GIRLS
ARE SAME WEIGHTS BUT
SEPARATED BY GENDER
​
WEIGHT CLASS
AGES WEIGHT in kg. GLOVE SIZES Oz
Junior Bantamweight
9 -10yrs 25- 27.5 10oz
11-12 yrs 25- 27.5 10oz
Junior Featherweight
9 -10 yrs 27.5- 30 10oz
11 – 12 yrs 27.5- 30 10oz
13 – 14. yrs 27.5- 30 10oz
Junior Lightweight
​
​
9-10 yrs 30- 32.5 10oz
11-12 yrs 30- 32.5 10oz
​
13-14 yrs 30- 32.5 10oz
​
Junior Welterweight
10-11 yrs 32.5- 35 10oz
12-13 yrs 32.5- 35 10oz
​
1
​
Junior Middleweight
10-11 yrs 35 - 37.5 10oz
12-13 yrs 35 - 37.5 10oz
​
14 -15. yrs 35 - 37.5 10oz
​
Junior Atomweight
10-11 yrs 37.5 - 40 10oz
12-13 yrs 37.5 - 40 10oz
​
14 -15. yrs 37.5 - 40 10oz
​
CADET Bantamweight
10-11 yrs 40 - 42.5 10oz
12-13 yrs 40 - 42.5 10oz
​
14 -15. yrs 40 - 42.5 10oz
​
CADET Featherweight
10-11 yrs 42.5 - 45 10oz
12-13 yrs 42.5 - 45 10oz
​
14 -15. yrs 42.5 - 45 10oz
​
CADET Lightweight.
12-13 yrs 45 - 47.5 10oz
​
14 -15. yrs 45 - 47.5 10oz
​
15 -16. yrs 45 - 47.5 10oz
​
CADET Welterweight.
​
12-13 yrs 47.5 - 50 10oz
​
14 -15. yrs 47.5 - 50 10oz
​
16 - 17 yrs 47.5 - 50 10oz
​
​
​
WEIGHT CLASS
AGES WEIGHT in kg. GLOVE SIZES Oz
CADET Light Middleweight
​
12-13 yrs 50 - 52.5 10oz
​
14 -15. yrs 50 - 52.5 10oz
​
16 - 17 yrs 50 - 52.5 10oz
​
CADET Middleweight
​
12-13 yrs 52.5 - 55 10oz
​
14 -15. yrs 52.5 - 55 10oz
​
16 - 17 yrs 52.5 - 55 10oz
CADET Light Heavyweight
12-13 yrs 55 - 57.5 10oz
​
14 -15. yrs 55 - 57.5 10oz
​
16 - 17 yrs 55 - 57.5 10oz
CADET Light Cruiserweight
​
12-13 yrs 57.5 - 60 10oz
​
14 -15. yrs 57.5 - 60 10oz
​
16 - 17 yrs 57.5 - 60 10oz
​
CADET Cruiserweight
​
12-13 yrs 60 - 63 10oz
​
14 -15. yrs 60 - 63 10oz
​
16 - 17 yrs 60 - 63 10oz
​
CADET Heavyweight
​
12-13 yrs 63 - 66 10oz
​
14 -15. yrs 63 - 66 10oz
​
16 - 17 yrs 63 - 66 10oz
​
CADET Super Heavyweight
​
12-13 yrs 66 + 10oz
​
14 -15. yrs 66 + 10oz
​
16 - 17 yrs 66 + 10oz
​
​