Liam and Olivia are still the most popular US baby names, and Mateo makes his debut on the list
Liam has reigned supreme seven years in a row while Olivia has topped the girls' list for five, after unseating Emma, previously No. 1 for five years.
Liam has reigned supreme seven years in a row while Olivia has topped the girls' list for five, after unseating Emma, previously No. 1 for five years.