Kate Middleton's Many Royal Looks

(Reuters)

Leaving the National Portrait Gallery with her husband, Prince William, after viewing a newly-commissioned official painting of her in London. (Reuters)

Paying an official visit to the Hope House residential treatment centre, run by Action on Addiction for recovering addicts, in London. (Reuters)

Playing volleyball at the SportsAid athlete workshop in London's Olympic Park. (Reuters)

Carrying her son Prince George after his christening at St James's Palace in London. (Reuters)

Arriving for a gala dinner hosted by the 100 Women in Hedge Funds Philanthropic Initiatives in London. (Reuters)

Waiting to meet volunteers and workers during a Royal British Legion Poppy Day event at Kensington Palace. (Reuters)

Arriving with husband Prince William for the Royal Premiere of "Mandela: Long Walk to Freedom" in London. (Reuters)

Attending a screening at the Natural History Museum in London (R). She wore the same black lace Alice Temperly dress in 2012 (L). (Reuters)

Leaving the Christmas Day morning service at the church on the Sandringham Estate in Norfolk, eastern England. (Reuters)

Presenting a sprig of shamrock to a soldier on St. Patrick's Day in southern England. (Reuters)

Visiting The Willows Primary School near Manchester. (Reuters)

Visiting the Naomi House children's hospice in southern England. (Reuters)

Attending a garden party at Buckingham Palace. (Reuters)

Attending a naming ceremony for the 'Royal Princess' cruise ship in Southampton. (Reuters)

Standing on the balcony of Buckingham Palace after the Trooping the Colour ceremony with husband Prince William and brother-in-law Prince Harry. (Reuters)

Appearing with her new baby son, Prince George, outside of St. Mary's Hospital in central London. (Reuters)

Arriving with Prince William to attend the Tusk Conservation Awards at The Royal Society in London. (Reuters)