Over the past 110 years, 17 571 girls have been named Lia. The name Lia ranks 957th in the United States among the most common names for girls. For the first time more than ten times newborns were named Lia in 1954. The peak of popularity of the name Lia came in the 2000s and 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.