First Name
in the U.S.
since 1880
Last Name
in the U.S.
in 2010
On This Page

How to Pronounce Hennessy

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Meaning and Origin

What does the name Hennessy mean? Find out below.

Origin and Meaning of Hennessy

User Submitted Meanings

  • A submission from Nigeria says the name Hennessy means "Mother love" and is of Philippines origin.
  • A submission from Canada says the name Hennessy means "Mother's Love" and is of Philippines origin.
Other origins: Hebrew

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Notable Persons With the Last Name Hennessy

Jill Hennessy is an actress and singer. Her ongoing career started in 1988. Jill was given the name Jillian Noel Hennessy on November 25th, 1968 in Edmonton, Alberta, Canada.


John L. Hennessy is a President of Stanford University, Provost of Stanford University, President ofStanford University, and Provost ofStanford University. John was born on September 22nd, 1952 in Huntington, New York.


Carly Smithson is a gothic metal, pop, and soul musician. Her most notable accomplishments were from 1990 to present. Carly was given the name Carly Sarah Hennessy on September 12th, 1983 in Dublin, Ireland.


Jacqueline Hennessy is an actress/journalist. Jacqueline was born on November 25th, 1968 in Edmonton.


Kilian was born on February 19th, 1907 in France. He left this life on October 1st, 2010.


Jennifer was given the name Jennifer Hayes. in 1970 in Stockport.


How popular is the baby name Hennessy in the U.S.?

Click Here to Show Chart Data
Year Total Babies Born Girls Born Boys Born
1991 5 5 0
1993 6 6 0
1994 7 7 0
1995 20 20 0
1996 20 13 7
1997 24 17 7
1998 30 23 7
1999 34 29 5
2000 34 34 0
2001 47 41 6
2002 39 39 0
2003 49 49 0
2004 54 54 0
2005 62 62 0
2006 74 74 0
2007 64 57 7
2008 70 70 0
2009 78 78 0
2010 71 71 0
2011 62 62 0
2012 57 57 0
2013 62 62 0
2014 49 49 0
2015 43 38 5
2016 50 44 6
2017 45 45 0

Where is the name Hennessy popular?

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Popularity of Hennessy as a first name

The map shows the absolute popularity of the name Hennessy as a first name in each of the states. See other popular names in California, Texas, or New York.

Popularity of Hennessy as a last name

The map shows the absolute popularity of the name Hennessy as a last name in each of the states. See other popular names in New York, Illinois, or Massachusetts.

Ethnicity Distribution

Ethnicity Hennessy U.S.
  White 94.73% 64.26%
  African American 0.59% 11.96%
  Asian, Hawaiian, and Pacific Islander 0.95% 4.85%
  American Indian and Alaska Native 0.17% 0.69%
  Two or More Ethnicities 1.42% 1.76%
  Hispanic or Latino 2.13% 16.26%

Of Last Name Hennessy

People with the last name Hennessy are most frequently White

Entire United States

Fun Facts about the name Hennessy

  • How Popular is the name Hennessy? Hennessy is the 9,622nd most popular name of all time. As a last name Hennessy was the 3,790th most popular name in 2010.
  • How many people with the first name Hennessy have been born in the United States? From 1880 to 2017, the Social Security Administration has recorded 1,156 babies born with the first name Hennessy in the United States. That's more than enough people named Hennessy to occupy the territory of Niue (New Zealand) with an estimated population of 1,000 (as of July 1, 2012).
  • What year were 5 or more babies first named Hennessy? The name was first given to 5 or more babies in the year 1991 when it was given as a first name to 5 new born babies.
  • When was Hennessy first recorded in the United States? The oldest recorded birth by the Social Security Administration for the first name Hennessy is Friday, May 31st, 1889.
  • What year had the most people named Hennessy born? The highest recorded use of the first name Hennessy was in 2009 with a total of 78 babies.
  • Random Hennessy Factoid: According to the 2002 U.S. Social Security Administration data, the first name Hennessy is not a popular baby girl's name in California. Imagine that, only 13 babies in California have the same name as you in 2002.
  • Weird things about the name Hennessy: Your name in reverse order is Yssenneh. A random rearrangement of the letters in your name (anagram) will give Hensensy. How do you pronounce that?
  • How many people have the last name Hennessy? In 2010, the U.S. Census Bureau surveyed 9,338 people with the last name Hennessy.
  • How likely are you to meet someone with the last name of Hennessy? If you manage to meet 100,000 people in your life, chances are that 3 of them will have Hennessy as their last name.

What Hennessys Have Visited This Page?

Name poster for Hennessy

Name poster for Hennessy(click to save the high quality version)

Most Popular Names

All Name Lists

  • Sources:
  • U.S. Census Bureau: Frequently Occurring Surnames from the Census 2000 (public domain).
  • U.S. Social Security Administration: Popular Baby Names, Death Master File (public domain).
  • Notable persons via Wikipedia: Titles and License. Click each image for the attribution information.