A few days ago MileSplit posted their coaches' awards for High School.
They have one article about best Male coaches that coach boys:
https://www.milesplit.com/articles/307618/the-top-five-mens-coaching-efforts-of-2021
They also have another about best Female coaches:
https://www.milesplit.com/articles/307504/the-top-five-women-coaching-efforts-of-the-2021-year
Did they miss something? I guess if you are a male coach that coaches girls you are out of luck.