Bundled Up
With parents Charles and Diana looking on, a two-year-old Prince William explores the Gardens at Kensington in a navy and red-trimmed jumpsuit.
Teal Tot
An adorably bashful-looking Prince William plays ball in a colorful teal romper and tee get-up for his second birthday photo call, held in the gardens of Kensington Palace.
Short Suit
A young William stands at the ready with little brother Prince Harry (aw!), wearing a sharp double-breasted suit at a ceremony in London.
Ski Time
An eight-year-old William keeps warm in a purple, azure and black printed ski suit while on holiday in Lech, Austria.
Dashing Duke
The Duke of Cambridge, then 19, visited Anchor Mills in Paisley, Scotland donning a navy suit and dotted tie.
Well Tailored
The Prince, accompanied by pregnant wife Kate Middleton, attends the celebration to mark the 60th anniversary of Queen Elizabeth II's coronation at Westminster Abbey wearing a well-tailored navy suit.
Crown Casual
Just because he's a royal doesn't mean he can't be casual: Prince William leaves for a friend's wedding in comfy looking jeans, a crisp blue button-down and white sneakers.
Polo Prince
The Prince and his brother Harry sport dashing polo uniforms while playing in the Tianjin Goldin Metropolitan Polo Club Charity Cup at the Beaufort Polo Club in Tetbury, England.
Handsome Groom
Prince William looked particularly handsome on his wedding day in 2011, wearing a custom-made Irish Guards colonel's uniform with a standout red coat.
Tempting Tux
The Prince goes for Hollywood glam—wearing a double-breasted tuxedo, bow-tie, and pocket square—while attending an Olympic concert event in London.
Dapper Man
William dons a dapper three-piece suit (check the pin-striped pants) while attending Harry Meade and Rosie Bradford's wedding at the Church of St. Peter and St. Paul in Cheltenham, England.
NEXT GALLERY: Kate Middleton & Prince William's Royal Friends