Nicolai Boy
How popular is Nicolai?
#2,572 boy name in 2025
51 baby boys were named Nicolai in the US in 2025, making it the 2572nd most popular boy name.
Nicolai popularity over time
| Rank in 2025 | #2,572 for boys (▼ 13 from 2024) |
|---|---|
| Babies in 2025 | 51 boys |
| 10-year trend | Falling (-35% babies vs 2015) |
| Earlier ranks | #1,870 in 2015, #2,545 in 2020 |
| Peak year | 2015 (78 boys) |
| Highest rank | #1,870 in 2015 |
| First recorded | 1962 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Nicolai counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Nikolai family of names ranked #448 for boys in 2025 (#437 the year before), with 674 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Nikolai | 469 | 70% |
| Nikola | 102 | 15% |
| Nicolai | 51 | 8% |
| Nicola | 28 | 4% |
| Nickolai | 10 | 1% |
| Nikolay | 14 | 2% |
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 Nicolai is most popular
Babies named Nicolai per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- California: 0.1 per 1,000 (47 boys)
- Florida: 0.0 per 1,000 (19 boys)
- Pennsylvania: 0.0 per 1,000 (8 boys)
- Texas: 0.0 per 1,000 (26 boys)
- Ohio: 0.0 per 1,000 (6 boys)
Nicolai by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1960s | 12 | #3,639 |
| 1970s | 48 | #2,945 |
| 1980s | 125 | #2,463 |
| 1990s | 284 | #2,021 |
| 2000s | 463 | #2,000 |
| 2010s | 607 | #1,870 |
| 2020s | 326 | #2,135 |
Boy names about as popular as Nicolai
Questions
- Is Nicolai a boy or girl name?
- Nicolai is mostly a boy name. Over the last 10 years, 100% of babies named Nicolai were boys.
- How popular is the name Nicolai?
- 51 baby boys were named Nicolai in the US in 2025, making it the 2572nd most popular boy name.
- When was Nicolai most popular?
- Nicolai peaked in 2015, when 78 boys were given the name. Its highest rank was #1,870 in 2015.
- How many people are named Nicolai?
- 1,865 babies have been named Nicolai in the US since 1880. We estimate about 1,832 of them are alive in 2026, with a median age of 16.
- Where is Nicolai most popular?
- From 2021 to 2025, Nicolai was most common in California, at 0.1 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.