Kate Middleton through the years

Published On: Jan 01 2012 01:31:14 AM CST   Updated On: Jan 09 2015 01:00:00 AM CST

With the Catherine, Duchess of Cambridge, otherwise known as Kate Middleton, celebrating her 33rd birthday on Friday, join us for a look at her through the years.

Kate Middleton through years - yachting 2014
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Chris Jackson/Getty Images

Catherine, Duchess of Cambridge helms an America's Cup yacht as she races Prince William, Duke of Cambridge in Auckland Harbor on April 11, 2014, in Auckland, New Zealand. The Duke and Duchess of Cambridge were on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge.

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