On record since 1885
Guillermo
A form of William. From Germanic: resolute protector. Will and helmet.
U.S. RecordSocial Security, 1880 to 2024
All-time rank#1,443 of 104,819 names
People on record31,881
Peak decade1990s
First recorded1885
A form of William. From Germanic: resolute protector. Will and helmet.