It's hard to believe but now, Prince Harry is older than his mother, Princess Diana, was when she died at 36 in 1997: The Duke of Sussex turns 37 on Sept. 15, 2021. To mark his birthday, Wonderwall.com is taking a look back at our favorite photos of the red-headed British royal as an adult. Let's start with this nostalgic picture… A 23-year-old Prince Harry sported blonde eyebrows and a slight sunburn while giving an interview after arriving back at a Royal Air Force base in 2008 following a tour of duty in Afghanistan.
Keep reading for more of the best photos of Harry over the last two decades…
Prince Harry and a puppy? Put a fork in us — we're done! He held an 8-week-old little guy named Veyron during a visit to the charity Canine Partners Training Centre in 2010.
He's certainly his mother's son! From his grin to his sideways glance, Prince Harry sure looked a lot like the late Princess Diana during an unguarded moment at the U.K. team trials for the Invictus Games Orlando 2016 at the University of Bath in England in 2016.
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Young soldier Prince Harry looked rough and rugged in the desert in Helmand Province, Afghanistan, in 2008.
Another reason we knew we liked Prince Harry: He clearly loves cupcakes as much as we do. He's seen here with a plate of the sweet treats in Christchurch, New Zealand, in 2015.
Prince Harry showed off the royal torso while hanging out poolside in Las Vegas in 2012.
Few members of the British royal family have ever looked quite this right in military attire. Royal Army veteran Prince Harry might have been stripped of his honorary military titles after he decided to step back as a senior member of the royal family in 2020, but we'll always picture him like this, as he looked during a Service of Remembrance in 2016.
Prince Harry looks great in any uniform, including this one he wore in Scotland in 2008.
Prince Harry looked a little unsure as he donned a bowler hat during a parade in London's Hyde Park in 2006, but we think he pulled it off and looked like a proper city gent.
If he ever wants to try acting, Prince Harry could impersonate a tux-wearing secret agent from the looks of this photo snapped as he escorted his bride, Duchess Meghan, to their wedding reception at Frogmore House following their nuptials in Windsor, England, in 2018.
Sexy and silly! Prince Harry memorably struck a pose alongside Olympic runner Usain Bolt at the University of West Indies in 2012.
Any good photo retrospective on Prince Harry is bound to feature some polo pics. And, as this particular shot from the 2011 Sentebale Polo Cup charity match should demonstrate, he certainly has the build for the sport.
That laugh! Prince Harry shared a big one with soldiers during a visit to the Royal Marines Commando Training Centre in Lympstone, England, in 2018.
Prince Harry looked cool as can be in a pair of black sunglasses while on a boat to visit a mangrove restoration project in St. Georges, Grenada, during an official visit to the Caribbean in 2016.
If only someone would kiss us the way Prince Harry kissed his then-new wife, Duchess Meghan, during the trophy presentation following his beloved Sentebale Polo Cup charity match in 2018.
Prince Harry looked warm and handsome on his way to visit the Help for Heroes Recovery Centre in Hampshire, England, in 2017.
This photo of Prince Harry from 2015 is a good reminder that there's nothing finer than a man in uniform.
Helicopter pilot and gunner Prince Harry sure made our hearts soar when he made his early morning checks in an Apache helicopter at Camp Bastion in Afghanistan in 2012.
At 32 in 2015, Prince Harry looked rugged and relaxed while visiting the Southern African Wildlife College.
Not even extreme cold can stop Prince Harry from melting our hearts! We give him two thumbs up for his training work with the Walking with the Wounded team on the Norwegian island of Spitsbergen in 2011 ahead of their trek to the North Pole.
Prince Harry looked quite dapper during an outing in Christchurch, New Zealand, in 2015.
Behold, the royal abdominals! Prince Harry took a dip while on vacation with then-girlfriend Chelsy Davy on Mauritius Island in 2008.
Prince Harry loved spending time with kids long before he had two of his own. He's seen here at a community sporting event in St. Georges, Grenada, during his official visit to the Caribbean in 2016.
We love Prince Harry even when he looks solemn, like he did at this charity event in 2015.
Prince Harry flashed a gorgeous grin during a well-dressed game of hoops during his royal tour of Brazil in 2014.
Prince Harry looked casually cool in jeans and a black T-shirt during a visit to BBC Radio 2 in London in 2014.
Is there anything cuter than Prince Harry playing in a charity soccer match on Christmas Eve in 2015? We think not.
Prince Harry looked pretty darn good in uniform at Trooping the Colour in honor of Queen Elizabeth's 90th birthday at Buckingham Palace in London in 2016. But he wouldn't be all alone in that carriage for long: Days later, he went on his first date with the woman who would become his wife, Meghan Markle.
Prince Harry's lovable and fun attitude has made him one of our favorite royals. He was all smiles while playing around during a visit to a rugby program in 2016.
Merry Christmas to us! Prince Harry sure looked handsome leaving church on Dec. 25, 2013.
Prince Harry horsed around while playing for the Army team in the Army vs. Navy Rundle Cup Polo Match in 2014.
He's adorable when he pouts! Prince Harry pulled a face while competing in the Royal Army vs. Navy polo match during the annual Rundle Cup Day in 2006.
Thumbs up for Prince Harry, who looked gorgeous at Camp Bastion in Afghanistan in 2012.
Prince Harry looked serious (if not a little sleepy) while taking part in the Combined Cavalry Old Comrades Association Parade in Hyde Park in London in 2006.
Prince Harry and a medical alert dog together ahead of the Invictus Games in Orlando, Florida, in 2016, might be our favorite thing we've seen today.