MercyOne has announced that they delivered more than 6,600 babies in 2022 across the state, according to KWWL. That includes 115 sets of twins and three sets of triplets. The top five names for girls born at MercyOne in Waterloo were from five to one: Evelyn, Remy, Layla, Maeve, and Ellie. The top names for boys were: Sawyer, Grayson, Hudson, Jackson, and Lucas.