Mackinsey
- US rank
- Unranked
- Syllables
- 3
- Peak
- #7,408 in 2008
0 babies were named Mackinsey in the US in 2025.
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US births per million girls, 1989–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Mackinsey you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryMackinsey first shows up in US birth records in 1989, the first year at least 5 babies got it. It has been in use for 36 years since.
- Best yearIts best year was 2008, when it reached #7,408.
About the name Mackinsey
Mackinsey is a girl name of Irish origin. It has 9 letters and 3 syllables, starting with M and ending in “-sey”. US birth records list Mackinsey for girls from 1989 to 2017, in 22 of those 29 years. Its best year was 2008, when it ranked #7,408 among girl names. It hasn't been given to 5 or more US babies in a year since 2017, so today it's a genuinely rare choice.
Origin:Irish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1980s | 3.3 | 303,030 girls |
| 1990s | 2.7 | 369,004 girls |
| 2000s | 5.5 | 181,818 girls |
| 2010s | 2.8 | 361,991 girls |
More Irish girl names
- Girl name: Abigail · my father is joy
- Unisex name: Riley · rye clearing
- Girl name: Maeve · she who intoxicates
- Unisex name: Kennedy · helmeted head
- Unisex name: Rylee · rye clearing
- Unisex name: Sloane · raider
- Unisex name: Alani · orange tree
- Girl name: Everleigh · boar clearing
Questions about the name Mackinsey
What is the origin of the name Mackinsey?
Mackinsey has Irish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Mackinsey a boy or girl name?
Mackinsey is a girl name.
How popular is the name Mackinsey?
Mackinsey is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2017. It peaked at #7,408 in 2008.