Mackensie
- US rank
- Unranked
- Syllables
- 3
- Peak
- #2,244 in 1998
0 babies were named Mackensie in the US in 2025.
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US births per million girls, 1978–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Mackensie you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryMackensie first shows up in US birth records in 1978, the first year at least 5 babies got it. It has been in use for 47 years since.
- Best yearIts best year was 1998, when it reached #2,244.
About the name Mackensie
Mackensie is a girl name of Irish origin. It has 9 letters and 3 syllables, starting with M and ending in “-sie”. US birth records list Mackensie for girls from 1978 to 2021, in 40 of those 44 years. Its best year was 1998, when it ranked #2,244 among girl names. It hasn't been given to 5 or more US babies in a year since 2021, so today it's a genuinely rare choice.
Origin:Irish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 1.6 | 606,061 girls |
| 1980s | 3.2 | 316,456 girls |
| 1990s | 20 | 50,378 girls |
| 2000s | 18 | 54,585 girls |
| 2010s | 8.1 | 122,850 girls |
| 2020s | 3.4 | 298,507 girls |
Other spellings of Mackensie
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 Mackensie
What is the origin of the name Mackensie?
Mackensie has Irish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Mackensie a boy or girl name?
Mackensie is a girl name.
How popular is the name Mackensie?
Mackensie is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 2021. It peaked at #2,244 in 1998.