A judge, who happens to be a female, is still a 'judge' a modern term that is gender neutral.
A judge, gender does not change what their job is.
Deborah
Executrix...
a judge is also called your honor
Saradtha shretha
A female pigeon is called a hen.
Your worship
Best is a judgement call, and you are the judge.
Alesha Dixon
"Your Honor" is proper.
Tulisa.
A female hippopotamus is called a cowA female hippo is called a cow.