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Coleen and Wayne are the latest celeb parents to go with a baby name theme: they called their new arrival Klay, following on from big brother Kai.
Of course the original family with a penchant for Ks is the Kardashians.
But which other famous families have chosen a theme for their baby names? Well, say hello to flowers, family traditions...and woodland animal monikers of the rich and famous.
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More on Parentdish: Find the perfect name with our fun (and addictive!) baby name generator