01of 171990Tim Graham/GettyA 7-year-oldPrince Williamrocked a bowl cut while watching a polo match.
01of 17
1990
Tim Graham/Getty

A 7-year-oldPrince Williamrocked a bowl cut while watching a polo match.
02of 171995Tim Graham/GettyCelebrating the Queen Mother’s birthday, William’s thick locks were swept straight.
02of 17
1995

Celebrating the Queen Mother’s birthday, William’s thick locks were swept straight.
03of 171998Tim Graham/GettyAnd at the Queen Mother’s birthday party three years later, he was still rocking a similar style.
03of 17
1998

And at the Queen Mother’s birthday party three years later, he was still rocking a similar style.
04of 172000UK Press/GettyFor his first-ever press conference, William rocked a lighter blonde ‘do ahead of heading off on his gap year.
04of 17
2000
UK Press/Getty

For his first-ever press conference, William rocked a lighter blonde ‘do ahead of heading off on his gap year.
05of 17

On said gap year, William trimmed his formerly-long ‘do.
06of 172002Tim Graham/GettyIn 2002, William was sporting a curlier, more untamed ‘do.
06of 17
2002

In 2002, William was sporting a curlier, more untamed ‘do.
07of 172004Tim Graham/GettyIn 2004, he was spotted with an understandably messy look after a polo match.
07of 17
2004

In 2004, he was spotted with an understandably messy look after a polo match.
08of 172006VALERY HACHE/AFP/GettyAs William attended a World Cup soccer match in Germany, he showed a view from the top.
08of 17
2006
VALERY HACHE/AFP/Getty

As William attended a World Cup soccer match in Germany, he showed a view from the top.
09of 172009Chris Jackson/GettyHere, a swept-over look at an unveiling of a new statue ofQueen Elizabeth.
09of 17
2009
Chris Jackson/Getty

Here, a swept-over look at an unveiling of a new statue ofQueen Elizabeth.
10of 172010Samir Hussein/WireImageJust a few months before heannounced his engagementtoKate Middleton, William made a solo visit to Australia with the same swept-over look.
10of 17
2010
Samir Hussein/WireImage

Just a few months before heannounced his engagementtoKate Middleton, William made a solo visit to Australia with the same swept-over look.
11of 172011Mark Cuthbert/UK Press via GettyDressed in his military finest, hewed Kate in April 2011— and looked very handsome doing so!
11of 17
2011
Mark Cuthbert/UK Press via Getty

Dressed in his military finest, hewed Kate in April 2011— and looked very handsome doing so!
12of 17
2013
Ruaridh Connellan/Barcroft via Getty Images

13of 172014Prince William and Prince Charles.John Stillwell - WPA Pool/Getty imagesWilliam sported a similar look as dadPrince Charlesin 2014.
13of 17
2014
Prince William and Prince Charles.John Stillwell - WPA Pool/Getty images

William sported a similar look as dadPrince Charlesin 2014.
14of 17
2015

15of 172016Matthew Horwood - WPA Pool/Getty ImagesIn 2016, we started seeing less of William’s hair than ever before.
15of 17
2016
Matthew Horwood - WPA Pool/Getty Images

In 2016, we started seeing less of William’s hair than ever before.
16of 172017Samir Hussein/WireImageHis ‘do stayed pretty much the same throughout 2017, too.
16of 17
2017

His ‘do stayed pretty much the same throughout 2017, too.
17of 172018Daniel Leal-Olivas - WPA Pool/Getty ImagesAnd, in January 2018, William’s hair was at the shortest we’d ever seen him afterhe shaved his head.
17of 17
2018
Daniel Leal-Olivas - WPA Pool/Getty Images

And, in January 2018, William’s hair was at the shortest we’d ever seen him afterhe shaved his head.
source: people.com