Liam Boy
How popular is Liam?
#1 boy name in 2025
20,818 baby boys were named Liam in the US in 2025, making it the 1st most popular boy name. Another 28 girls got the name (#4,757 for girls).
Liam popularity over time
Boys Girls
| Rank in 2025 | #1 for boys |
|---|---|
| Babies in 2025 | 20,818 boys, 28 girls |
| 10-year trend | Steady (+13% babies vs 2015) |
| Earlier ranks | #2 in 2015, #1 in 2020 |
| Peak year | 2024 (22,252 boys) |
| Highest rank | #1 in 2017 (9 years at that rank) |
| First recorded | 1947 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 14% in a class of 25 kids born in 2025 |
Liam counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Liam family of names ranked #1 for boys in 2025, with 21,023 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Liam | 20,818 | 99% |
| Lyam | 198 | 1% |
| Lliam | 7 | 0% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Liam is most popular
Babies named Liam per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Rhode Island: 22.0 per 1,000 (358 boys)
- Delaware: 20.2 per 1,000 (306 boys)
- Maryland: 18.8 per 1,000 (2,240 boys)
- Florida: 18.6 per 1,000 (8,797 boys)
- New Jersey: 18.5 per 1,000 (3,734 boys)
Liam by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1940s | 5 | #3,731 |
| 1950s | 117 | #1,486 |
| 1960s | 400 | #931 |
| 1970s | 784 | #798 |
| 1980s | 1,527 | #665 |
| 1990s | 11,904 | #141 |
| 2000s | 44,940 | #49 |
| 2010s | 174,017 | #1 |
| 2020s | 124,842 | #1 |
Boy names about as popular as Liam
Questions
- Is Liam a boy or girl name?
- Liam is mostly a boy name. Over the last 10 years, 100% of babies named Liam were boys.
- How popular is the name Liam?
- 20,818 baby boys were named Liam in the US in 2025, making it the 1st most popular boy name. Another 28 girls got the name (#4,757 for girls).
- When was Liam most popular?
- Liam peaked in 2024, when 22,252 boys were given the name. Its highest rank was #1, held for 9 years starting in 2017.
- How many people are named Liam?
- 359,085 babies have been named Liam in the US since 1880. We estimate about 356,267 of them are alive in 2026, with a median age of 9.
- Where is Liam most popular?
- From 2021 to 2025, Liam was most common in Rhode Island, at 22.0 of every 1,000 boys born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.