Women might have many more hairstyle options than men, but the same overall rules apply: we should pick the hairstyle that suits our faces the best. The images below should help you out.
If you have a very round face, for example, short hairstyles and ponytails will likely only make your face look rounder. A more flattering style would be long layers and/or bangs. Here's the graphic posted on Visual.ly by Karen Ferreira:
Not sure which shape your face is? The celeb photos below and tips from BeautySouthAfrica could help you identify yours:
There's also a flowchart you can follow, but it's a bit hard to read.
Anyway, once you know your face shape, you can choose more flattering haircuts.
Which Haircut Suits Your Face Shape? [Visual.ly]