Hairline Guide

Best hairline for a square face

How to spot it: Forehead, cheeks and jaw similar width; strong, angular jaw.
Design goal: Soften a strong jaw.

Recommended hairlines

square face with a rounded hairline

Rounded

Gently curved corners. Soft and natural; flatters angular faces.

square face with a broken hairline

Broken / Irregular

A micro-irregular edge (single-hair transitions). The most natural-looking transplant hairline.

square face with a mature hairline

Mature / M-shaped

Slight temple recession. Age-appropriate and natural for most adult men.

square face with a high hairline

High

Sits further back. Mature and open; suits a shorter forehead-to-face ratio.

How it changes with age

Age 18–25

Aesthetic

A rounded, soft line offsets a strong, angular jaw.

Rounded Broken / Irregular Straight / Linear

Age 26–40

Aesthetic

Soft corners balance the jaw; a broken edge keeps it natural.

Rounded Broken / Irregular Mature / M-shaped Straight / Linear

Age 41–55

Science

A rounded, mature line softens angularity while ageing well.

Mature / M-shaped Rounded Broken / Irregular Straight / Linear

Age 55+

Science

Soft, mature lines balance the jaw and read realistically at this age.

Mature / M-shaped Rounded High Straight / Linear Low

Generally worth avoiding

square face with a straight hairline

Straight / Linear

square face with a low hairline

Low

Questions

What is the best hairline for a square face?

For a square face, rounded, broken / irregular, mature / m-shaped hairlines tend to work well. The goal is: soften a strong jaw.

How do I know if I have a square face?

Forehead, cheeks and jaw similar width; strong, angular jaw.

Does age change which hairline suits me?

Yes. A conservative, slightly mature line ages better as hair loss continues, so the ideal design shifts with age even for the same face shape.

Get personalized options

See these recommendations for your exact age and region, side by side.

Open the finder for a square face →

Other face shapes

⚠️ Educational only — not medical advice. Face-shape guidance is aesthetic; your surgeon designs for your specific scalp, donor supply and future hair loss.