FIRST NAME
Guillermo
Guillermo is the 365th most common male first name in the United States, recorded for 61,713 men and boys in the latest Census. It is also given to 131 women and girls.
AS A MALE NAME · #365 TODAY
1990 CENSUS
77,100
living · #379
2020 CENSUS
61,713
living · #365
BABIES NAMED GUILLERMO BY BIRTH YEAR · 1885–2025
2025264
As a male name, Guillermo peaked in 1998, when 693 babies were named Guillermo (the #369 male name that year).
SOURCE: SOCIAL SECURITY ADMINISTRATION (US BIRTHS)
AS A FEMALE NAME · #31,185 TODAY
2020 CENSUS
131
living · #31,185
BABIES NAMED GUILLERMO BY BIRTH YEAR · 1966–2006
20065
As a female name, Guillermo peaked in 1991, when 8 babies were named Guillermo (the #9638 female name that year).
SOURCE: SOCIAL SECURITY ADMINISTRATION (US BIRTHS)