Heavy is the head that wears the crown.

In fact, it’s part of the royal rules that hair must be neat and natural.

Once they find something that works, they tend to stick with it.

The royal family stands together

A large part of that transformation had to do with her hair.

Diana favored shorter styles throughout most of her adult life.

But the choppier her relationship with her husband became, the choppier her hairstyle did, too.

Diana, Princess of Wales smiling

Both the style and her relationship with McKnight lasted longer than Diana’s marriage.

The princess separated from Charles III in 1992, and they officially divorced four years later.

“She was just becoming this amazing, confident, modern woman.”

King Charles III with Camilla

The Queen Consort was once often photographed with unkempt hair, little to no makeup, and frumpy clothing.

It seems that she’s royally stepped up her effort.

Thick and naturally wavy, the queen’s hair hardly changed for more than 70 years.

Queen Elizabeth II smiles

The Princess of Waves

The Princess of Wales is also the princess of waves.

Her high ponies, low buns, and half-updos all start with her signature loose, bouncy curls.

“It is beautifully finished, frizz-free, shiny hair,” Ward said.

Princess Catherine smiles

It’s also quite labor-intensive.

Of course, any good style starts with hair that’s healthy and not overprocessed.

Meghan’s messy bun

Meghan Markle has been bending royal rulessince marrying into the monarchy.

Meghan Markle with a messy bun

“We always wanted it to be refined imperfection that’s what sums her up,” he said.

That could also sum up the strained relationship Meghan and Harry have with the rest of the royals.

The princess has a fascination with fascinators, hats, and headbands.

Princess Anne laughs

The bolder, the better.

While many ridiculed the fascinator, it was the princess who got the last laugh.

The beauty of the style lies in its versatility.

Princess Beatrice smiles

However, Eugenie hasn’t been as committed to the color.

Today, the royal mom of two is keeping it real with her beautiful, natural brown.

“Never attempt to do a ponytail!”

Princess Margaret rides in a car

Sarah Ferguson smiles

Princess Eugenie in a tweed coat

Princess Charlotte smiles