Llewellyn is a boy name with a rare feel, drawn from real birth records. Below you'll find what Llewellyn means and where it comes from, plus how many babies have been named Llewellyn across the United States, UK, Ireland and New Zealand, how popular Llewellyn has been over the decades, and the year it peaked.
Llewellyn is a boy name of Welsh origin meaning “like a lion, or leader”. A Welsh name from the traditional Llywelyn, borne by Welsh princes.
| Country | Births on record |
|---|---|
| United States since 1880 | 3,755 births |
| England & Wales since 1996 | 247 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Llewellyn per year, United States (1880 to 2025). United States peaked in 1918 (79/yr) · England & Wales peaked in 2004 (17/yr).
Llewellyn is an uncommon baby name in the United States. It was most common in 1918, when it ranked #1,496 nationally (given to 79 babies that year).
Not sure if it's the one? The best way to know is to see if your partner loves it too. Swipe baby names with your partner and match on the ones you both ❤️, free, no account needed to start.
Find your name together →