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Bertrada of Laon, also called Bertha of the Big Foot, (720 - July 12, 783) was a Frankish queen.
She was born in Laon, in today's Aisne, France, the daughter of Caribert of Laon. She married Pippin III (Pippin the Short) in 740.
Of her children with Pippin, two sons and one daughter survived to adulthood, including Charlemagne and Carloman.
