Fun Facts About the Name Lannon
- 40 babies named Lannon: U.S. records list 40 babies given the name Lannon from 1880 through 2025.
What Does the Name Lannon Mean?
Lannon is an Irish surname, most often explained as an anglicized form of the Gaelic Ó Lonáin, meaning 'descendant of Lonán.' The prefix Ó means 'descendant of' or 'grandson of.' The personal name Lonán is a diminutive of lon, 'blackbird,' formed with the suffix -án, so the literal sense is 'descendant of the little blackbird' or 'descendant of Lonán.' A less common explanation derives the surname from Ó Lannáin, from lann, 'blade,' but the blackbird derivation is the one usually given. The name is distinct from the similar-looking Lennon, which generally comes from different Gaelic originals.
Lannon Name History & Origins
In medieval and early modern Ireland, the Gaelic surname Ó Lonáin identified a family as descendants of a man called Lonán. The personal name Lonán is recorded in medieval Irish sources and was borne by early Irish saints. In English-language records, the initial Ó was usually dropped, and the name was spelled phonetically, producing forms such as Lannon, Lonan, Lonen, and O'Lannon. The surname is linked mainly with Leinster, including County Kilkenny, and also appears in Munster, particularly Waterford and Cork.
As a given name, Lannon is rare and generally a transferred surname rather than an inherited personal name. It has not become common in that role. Lannon is sometimes confused with Lennon, but the usual Gaelic source of Lannon is Ó Lonáin, while Lennon generally comes from Ó Leannáin or Ó Lionnáin. The similar-looking Cornish surname Lanyon has a separate origin as a place name. In the surname, Lonán is the ancestor, and Lannon is the family name meaning 'descendant of Lonán.'
How Popular is the Name Lannon?
Lannon has historically been an exceptionally rare given name in the United States, remaining well outside the national mainstream. It saw its highest recorded annual births in 2025. Its best rank was #8,451 in 2020.
U.S. name popularity from 1880-2025, based on SSA data. Rank shows how the name compares with other names - lower numbers mean greater popularity. Births shows how many babies received the name each year.
| Year | Rank | Births | % |
|---|---|---|---|
| 2025 | #8,639 | 9 | 0.0005% |
| 2022 | #11,698 | 6 | 0.0003% |
| 2020 | #8,451 | 9 | 0.0005% |
| 2019 | #11,577 | 6 | 0.0003% |
| 2015 | #13,221 | 5 | 0.0003% |
| 2013 | #13,255 | 5 | 0.0003% |
Name popularity over more than a century, based on Social Security Administration data. Gaps in the chart indicate years when the name does not appear in the published records.
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How the Name Lannon Shapes Your Personality and Life?
You always bring to completion anything you start. You are generous but like to see returns from your giving. You have an executive ability, you are a leader. You are moral, balanced, honest and intellectual, and you may attain spirituality. You are wise and practical with an appreciation of beauty. You always think before you act. You are bold, independent, inquisitive and interested in research. You know what you want and why you want it.
You are very intuitive. You have a reservoir of inspired wisdom combined with inherited analytical ability, which could reward you through expressions of spiritual leadership, business analysis, marketing, artistic visions, and scientific research. Operating on spiritual side of your individuality can bring you to the great heights, and drop you off if you neglect your spiritual identity. You are always looking for an opportunity to investigate the unknown, to use and show your mental abilities, to find the purpose and meaning of life. You want to grow wise and to understand people and things. You need privacy to replenish your energy. You have a unique way of thinking, intuitive, reflective, absorbing.
✦ Lannon's Deeper Meaning & Tips for Parents Discover Lannon's symbolic numbers and practical tips for choosing a name that complements your child's birth date.