As an equestrian champion with her sights on the Olympics, Zara Phillips' is probably waiting for the right time to start a family. In the meantime, she can shower her affection her little niece Savannah, the daughter of her brother Peter.
The 30-year-old looked every inch the doting aunt as she twirled and lifted the little girl in the air, making her giggle with happiness.
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The heartwarming sight raised a smile from the toddler's mum Autumn as she looked on with her mother-in-law, the Princess Royal.
Expectant Autumn will soon give 14-month-old Savannah a sibling. The new arrival will be the Queen's second great-grandchild.
The monarch is close to the couple and recently accompanied them on a night out to the theatre in London's West End.
It's a little princess!