Social Security Administration reveals most popular baby names for 2021

Olivia and Liam were in 2021 the most popular baby names for the second consecutive year, according to the Social Security Administration's annual list released Friday.

Liam, in fact, was last year the most popular name for male newborns for the fifth consecutive year, and Olivia was for the third consecutive year. 

"Once again, during this unprecedented time, parents chose to stick with familiar names," the federal agency, which issues identify cards to Americans, said in a release.

In the Top-10 list for males and females, only one name changed, Theodore replaced Alexander in popularity.

The agency has been tracking baby names in the United States since 1880 and has released an annual list since 1997.

In the last century, the name Michael has held the top spot most frequently (44 times), and the name Mary for baby girls has been atop the list 35 times, according to the agency.

Theodore last year cracked the top-10 list for the first time. The name jumped from the 23rd spot to bump Alexander out of 10th place. 

In order, the most popular names for girls in 2021 were: Olivia, Emma, Charlotte, Amelia, Ava, Sophia, Isabella, Mia, Evelyn, and Harper. For boys, the results were: Liam, Noah, Oliver, Elijah, James, William, Benjamin, Lucas, Henry and Theodore.