Everything in San Diego County is evolving — except for its favorite baby names.
The San Diego County Health and Human Services Agency revealed its list of most popular names of 2025, with Emma and Noah regaining the top honors once again.
Both Emma and Noah have dominated the last decade as the most popular San Diego County baby names, each earning the top spot six times since 2015.
The county’s top baby names in 2024 were Mateo and Olivia.
According to county records, Mateo and Olivia have been chasing Emma and Noah for the honor of “Most Popular Baby Name” for years. The pair of names has taken turns ranking No.1 since 2022.
Other names that have remained consistently on the county’s top 10 list over the last decade include Alexander, Isabella, Liam, Olivia and Sebastian, among others.
Noah and Emma were ranked the No. 2 baby names in the United States in 2024, according to the Social Security Administration. The agency releases its annual top baby names list in May in honor of Mother’s Day.
Here’s a look at the most popular baby names for boys and girls in San Diego County in 2025.
Top 10 baby girl names in San Diego County
Emma
Sophia
Mia
Olivia
Isabella
Camila
Charlotte
Amelia
Sofia
Valentina
Top 10 baby boy names in San Diego County
Noah
Santiago
Liam
Mateo
Sebastian
Luca
Julian
Oliver
Theodore
Elias