Cobalt
- US rank
- Unranked
- Syllables
- 2
- Peak
- #9,642 in 2014
0 babies were named Cobalt in the US in 2025.
Found on lists
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US births per million boys, 2014–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Cobalt you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryCobalt first shows up in US birth records in 2014, the first year at least 5 babies got it. That makes it a fairly new name, younger than many of today's parents.
- Best yearIts best year was 2014, when it reached #9,642.
About the name Cobalt
Cobalt is a gender-neutral name. It has 6 letters and 2 syllables, starting with C and ending in “-alt”. US birth records list Cobalt for boys from 2014 to 2024, in 4 of those 11 years. Its best year was 2014, when it ranked #9,642 among boy names. It hasn't been given to 5 or more US babies in a year since 2024, so today it's a genuinely rare choice.
| Decade | Babies per million | About 1 in |
|---|---|---|
| 2010s | 1.6 | 625,000 boys |
| 2020s | 0.6 | 1,724,138 boys |
Questions about the name Cobalt
Is Cobalt a boy or girl name?
Both. Cobalt is used for boys and girls.
How popular is the name Cobalt?
Cobalt is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2024. It peaked at #9,642 in 2014.