Making her last pre-baby solo appearance, the duchess looked lovely in a Hobbs Dalmatian print dress as she officially named Princess Cruises' newest ship.
On her second wedding anniversary, the happy wife glows in a peach Tara Jarmon jacket and custom-made taupe shift dress.
Wearing a cute polka-dot Topshop dress, the duchess visits Warner Bros. Studios in Leavesden, England.
The duchess flashes her darling smile at the National Portrait Gallery in a turquoise dress and her favorite Rupert Sanderson Malone heels.
The mommy-to-be shows off her growing belly.
Before visiting students at Willows Primary School, the duchess waves to onlookers in her printed Erdem dress.
The royal mom-to-be stuns in a mint green cotton Mulberry coat and nude LK Bennett heels as she honors the achievements of hundreds of Scouts at Windsor Castle.
In a vibrant red Armani coat, the duchess tries to stay warm as she visits Gasglow, Scotland.
Wearing a Tartan Moloh coat, Middleton joins her husband in Scotland to visit the Emirates Arena.
Prince William gives his wife a pat on the royal bump.
Kate volunteers with Beaver and Cub Scout leaders and kids at a training event in Cumbria, England.
What ya roasting there, Kate?
The baby-bumpin' royal turns on her maternal instincts while working with children.
The Duchess stops by the Baker Street tube station to celebrate the 150th anniversary of the London Underground accompanied by Queen Elizabethh II and Prince Philip.
The mom-to-be meets with tots during a visit to the Child Bereavement U.K. headquarters in High Wycombe.
The cute couple wave to fans at the Child Bereavement center.
Will and Kate hit up the traditioanl St. Patrick's Day parade at the Aldershot Barracks in England where she told one soldier she's hoping for a baby boy.
The duke and duchess attend the horse races at the Cheltenham Festival in England where they got cheeky with their friends.
It's business as usual for Kate Middleton as she prepares for the delivery of her first child with Prince William this July. With her baby bump definitely starting to show, it's time to check out the duchess's classic maternity fashion!
As her husband hits the slopes with Prince Harry, Kate plays it safe and enjoys a casual stroll in the snow.
See more pics from their vacation here!
As her due date approaches, Kate enjoys one of her final vacations in Switzerland before the baby arrives.
Prince William's better half bundles up as the pair attend a friend's wedding in Switzerland.
The royal family member still makes time for charity work as she visits the Hope House in London. As you can imagine her dress sold out in minutes!
The expecting duchess tries to cover up her baby bump with her loose-fitting shawl. The 31-year-old spent the afternoon shopping around London.