Welcome to THG's gallery of Kate Middleton bikini photos. They are sometimes controversial, but always gorgeous.
The Duchess Waves
Kate Middleton waves to adoring admirers as her second pregnancy nears its end in the spring of 2015.
Kate Smiles with William
Kate Middleton, Prince William and the new addition to their family smile outside the hospital, having just become parents for the second time.
Kate Waves to Her Fans
Kate Middleton, Prince William and their baby make their grand entrance.
We Did It! Here She Is!
Kate Middleton, Prince William and the new addition to their family beam outside the London hospital where the princess was born.