Designing the Hairline
The hairline is the part of a transplant everybody sees, and a well-designed one is what makes a transplant look like it grew there. It starts as a pencil drawing made before the operation, and it is the decision most worth taking your time over, because density can be added later but a line is hard to move back up.
Two design choices make the biggest difference: setting the line at your mature position, and giving it a soft, irregular edge. Both are decided in the consultation room, and both are well within a good surgeon's control.
On this page
Where a hairline is supposed to sit
Nobody keeps their childhood hairline. Somewhere in the twenties, almost every man's hairline matures, rising a centimetre or two and receding at the corners into a shallow V. That is not hair loss. It is the adult position, and it is where a transplanted hairline should be built.
Surgeons work from the face rather than from the old hairline. The common method divides the face into three roughly equal parts, from the hairline to the brow, the brow to the base of the nose, and the nose to the chin, and places the hairline where that top third comes out even. Another common check puts the midpoint of the hairline somewhere around four fingers' width above the brow, though faces vary enough that no number survives contact with an actual head.
What matters more than the formula is the direction of the argument. The patient almost always wants it lower. The surgeon almost always argues for higher. That conversation is worth having, because the surgeon is designing a line that will suit your face at fifty as well as now.
Before you agree to a design
Find a photograph of yourself at twenty-two and one of your father or uncles at sixty, and bring both. Where a hairline has already travelled and where your family's hairlines end up are the two most useful pieces of evidence in the room.
Why a mature hairline works best
A hairline at your mature position looks right now and keeps looking right as your face changes. It also uses grafts efficiently, because a lower line covers a bigger area and needs dense hair in front to look full.
It works with the future too. If loss continues behind the transplanted line, a mature hairline blends with the pattern as it develops, while a low one can end up as a band of transplanted hair with thinning behind it.
And it ages well. A hairline that suits a thirty-year-old face on a full head can look out of place on a sixty-year-old face with receded temples either side of it, and moving a line up later means removing grafts one by one, which is slow and costly. Designing it at the right height first time avoids all of that.
For anyone whose family history points at extensive loss, a conservative line has one more advantage: it keeps donor hair in reserve for later.
What makes a hairline look real
Irregularity, mostly. A natural hairline is not a line at all. It is a zone a centimetre or so deep, ragged at the edge, with hairs of different lengths and a scattering of isolated hairs and small clumps in front of the main mass.
The rules good surgeons work to are consistent. Single hairs only at the front edge, because multi-hair grafts there look like doll's hair and cannot be hidden. Multi-hair grafts behind them to build density. A soft transition rather than a wall. Irregular macro shape, with gentle peaks and troughs rather than a straight line or a smooth arc.
Angle is the other half. Hair at the front of the scalp grows forward and slightly downward, almost lying against the skin, and sites have to be made at that angle. Hair planted too upright stands away from the scalp and catches the light, and it is one of the tells you can spot across a room once you know it.
Temple points matter too, and are often forgotten. A frontal hairline with no temple structure either side reads as a wig, because the shape of a real hairline is defined as much by its corners as by its middle.
At the consultation
Ask the surgeon to draw the line and then hand you a mirror while you sit upright, not reclined. A hairline looks completely different on a tilted head, and this is the moment to get it exactly right.
Hairlines that follow different rules
Most of the above describes a male pattern. Women's hairlines are usually rounder, sit with little or no recession at the corners, and rarely recede in the same way, because female pattern loss tends to be diffuse thinning behind an intact front. When a woman asks about her hairline it is more often about a naturally high forehead, or a line pulled back by tight styling, than about pattern loss. Those are different problems with different answers, covered in women and hair transplants.
Older patients are the other exception. At sixty, a surgeon may set a line higher still and keep it softer, because it has to sit beside the face and the remaining hair as they are now, not as they were.
What it costs in grafts
A hairline alone, meaning a narrow band restoring the front edge, is often 800 to 1,200 grafts. A hairline plus the frontal third behind it, which is what most people actually need, is commonly 2,000 to 2,500.
Against a lifetime supply of roughly 6,000 to 8,000, that is a substantial share, and it is the share most worth spending. The frontal third frames the face and does more visible work than any other area.
Lowering the line by a centimetre can add several hundred grafts and, more importantly, commits you to defending a longer front for the rest of your life.
Refining a hairline later
A line that is too low can be raised only by removing grafts, punching them out individually and sometimes replanting the hair further back. It works, and it takes multiple sessions over a couple of years.
A line that is too regular is easier. Softening it with fine single hairs planted irregularly in front of and among the existing grafts breaks up the edge and often transforms how a head reads, for relatively few grafts.
Wrong angles are the hardest to fix, because the grafts have to come out and the direction has to be rebuilt. Repair and revision covers all of this properly.
The simplest route is to get the design right at the start, and a slow, careful consultation is the best value in this entire field.
If you are unsure
Take a month to think it over. A good surgeon will be glad you did, and the operation will be identical in four weeks.
Frequently asked questions
How low can my hairline go?
The line that suits you best is at your mature hairline position rather than your childhood one, and a surgeon finds it from the proportions of your face. See where a hairline is supposed to sit.
Why do surgeons recommend a higher hairline?
Because a mature line uses fewer grafts, ages well and stays natural as your pattern develops. See why a mature hairline works best.
How many grafts is a hairline?
Around 800 to 1,200 for the edge alone, and 2,000 to 2,500 with the frontal third behind it. See what it costs in grafts.
What makes a transplanted hairline look natural?
An irregular edge, single hairs at the front, flat angles and well-defined temples. See what makes a hairline look real.
Can a hairline be changed later?
Softening a regular line is straightforward; raising a low one means removing grafts over several sessions. See refining a hairline later.
Is a woman's hairline designed differently?
Yes. It is usually rounder with little corner recession, and the reason for treating it is often different. See hairlines that follow different rules.