Skip to content
babynames.ie

Lenny

Say it: LEN-ee/ˈlɛni/

BoyMeans a pet form of Leonard, usually explained as "brave as a lion"5 letters2 syllables

#223

in Ireland (2025)

#220 with spellings combined

21

babies in 2025

#220

best rank (2024)

124

babies since 2010

Up 395

10-year rank change

Lenny through the years

Compare with another name →
Lenny: babies per year in Ireland, 1964 to 20250510152025196419701980199020002010202020251998: CSO series changePeak 2025: 21
Lenny: rank per year in Ireland, 1964 to 2025#1#10#50#100#250#500#1000196419701980199020002010202020251998: CSO series change
Lenny: per 10,000 boys per year in Ireland, 1964 to 20250246810196419701980199020002010202020251998: CSO series change
Babies per 10,000 boys listed by the CSO that year, which evens out changes in the number of births.
Show the numbers
YearBabies (boys)Rank
202521#220
202420#220
202313#308
202212#338
202116#270
201911#341
20187#446
20175#547
20154#615
20148#428
20123#718
20104#611

Source: CSO, Irish Babies' Names (VSA50, VSA60), CC BY 4.0.

★ What does Lenny mean?

A pet form of Leonard, usually explained as "brave as a lion"

English, a pet form of Leonard, a Germanic name joining lion and hardy.

Say it right

LENee

The story of Lenny

Lenny is a pet form of Leonard. Leonard is a Germanic name usually explained as joining words for a lion and for hardy or brave. It came to England with the Normans. It is also spelled Lennie, and today Lenny is often given as the full name.

It fits the same fashion as Teddy, Sonny and Alfie, friendly short names with an old-fashioned feel.

In Ireland, Lenny first reached the CSO list in 2010. It has risen steadily since. Its best rank was number 220 in 2024, and in 2025 it had its busiest year so far, with 21 boys. In Northern Ireland, 8 boys were named Lenny in 2025.

Say it differently where you're from, or spotted something wrong? Tell us.

Sources
  • Wiktionary: Lenny (English proper noun)
  • Wikipedia: Lenny (given name)
  • CSO VSA50, Boys Names in Ireland with 3 or More Occurrences
  • NISRA, First Forenames Given to Babies Registered in Northern Ireland

At a glance

Similar names

LeoLennonSonnyTeddy

Sibling ideas

NellLottieIvy

Spellings counted here

Spelling2025All years
Lenny21124

In Northern Ireland

#237 in 2025 with 8 babies. Best rank #237 (2025); 26 babies since 2017.

Source: NISRA, Open Government Licence.

Names with a similar story