Duchess Catherine's best maternity looks (the third time around)

With Royal Baby Number 3 well and truly on its way, it's clear that Duchess Catherine has this whole stylish maternitywear DOWN.

By Ellie McDonald

Whether she's holding a secret round table tennis meeting
(seriously!) or hosting fashion's most elite at Buckingham Palace, literally-about-to-pop Duchess Catherine is always seen to be primped to royal perfection.

And while her bouncy, brunette locks have garnered the hair-tention of royal fans across the globe (us, included), it's her latest round-up of maternitywear that has really set our jaws dropping.

Like her previous two pregnancies with George and Charlotte, the 36-year-old expectant mum suffered chronic morning sickness, but she wasn't going to let that get in the way of performing her royal duties in style.

Here, we chronicle this elegant duchess' most memorable maternitywear moments of her third pregnancy as she prepares to give birth to her third royal baby. Starting with...