The average weight of newborn triplets is around 4 pounds each. The heaviest triplets thought to be born averaged 8 pounds each. In 2016, one set of triplets weighed almost 20 pounds together with weights of 7 lbs. 4 ozs., 6 lbs. 3 ozs. and 5 lbs. 9 ozs. at birth.
The Triplet Ballerinas 