2021 Short Haircuts & Hairstyle Trends for Women. Longing to cut your mane? Short hair is definitely trending for 2021, from the angled bob to the short pixie making the move to shorter strands might be the very pick-me-up you need to refresh your style for 2021. Mix things up by adding color and for the very bold maybe even a few shaved sides. Check out some of this years hottest cuts after the drop.