This week she was busy welcoming the parents of the young woman she expects will help her grandson safeguard the future of the monarchy.
And on April 29 Queen Elizabeth II will preside over over the union of William and Kate - one of the current crop of succesful partnerships in her family - as millions watch around the world.
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The joyful occasion augers well in a life which has seen its fair share of drama, historical events and tragedy.
As she turns 85 on April 21, hellomagazine.com reveals the woman behind the respected public figure in a birthday tribute packed with rare photographs and intimate insights.
Watch: Prince William takes George to meet his sister
It's a little princess!