On record since 1991
Hennessy
1,593 people named Hennessy appear in the U.S. record since 1991. Rare enough that most people have never met one.
It peaked in the 2010s. Also spelled Hennessey.
U.S. RecordSocial Security, 1880 to 2024
All-time rank#8,654 of 104,819 names
People on record1,593
Peak decade2010s
First recorded1991