Baby Names US
girls' name ★ peaked 1998

Mackensie

Gender Girl · 1% boys Rank 2025 Below top lists
Rank 2025
–
among girls
Babies in 2025
<5
named Mackensie
How common
–
girls born in 2025
Peak year
1998
63 babies
All-time total
909
#8,043 all-time among girls
First recorded
1978
in Social Security records

Mackensie popularity over time

909 babies have been named Mackensie since 1978, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.010.020.030.0418801900192019401960198020002020GirlsBoys
GirlsBoys

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Boys Total Per year Change Best rank
1880s – – – – – –
1890s – – – – – –
1900s – – – – – –
1910s – – – – – –
1920s – – – – – –
1930s – – – – – –
1940s – – – – – –
1950s – – – – – –
1960s – – – – – –
1970s 5 – 5 1 – #10,712
1980s 55 – 55 6 +1000% #6,381
1990s 353 5 358 36 +551% #2,269
2000s 337 – 337 34 -6% #2,996
2010s 143 – 143 14 -58% #4,999
2020s (to 2025) 11 – 11 2 -87% #14,454

The story of Mackensie

Mackensie is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1978, 909 American babies have been named Mackensie. Its peak came in 1998, when 63 newborns received the name, the signature sound of the 1990s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Mackensie stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Mackensie?

The median living Mackensie is about 24 years old; half are between 18 and 29. An estimated 900 people named Mackensie are alive in the United States today.

median 24 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Mackensie year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 – – – –
2024 – – – –
2023 – – – –
2022 – – – –
2021 5 #16,755 – –
2020 6 #14,454 – –
2019 6 #14,889 – –
2018 9 #11,093 – –
2017 8 #12,321 – –
2016 15 #7,840 – –
2015 13 #8,748 – –
2014 12 #9,321 – –
2013 11 #9,990 – –
2012 24 #5,659 – –
2011 28 #4,999 – –
2010 17 #7,390 – –
2009 24 #5,823 – –
2008 24 #5,877 – –
2007 29 #5,045 – –
2006 25 #5,480 – –
2005 23 #5,542 – –
2004 50 #3,111 – –
2003 34 #3,995 – –
2002 42 #3,311 – –
2001 48 #2,996 – –
2000 38 #3,490 – –
1995 36 #3,194 – –
1990 15 #6,004 – –
1985 – – – –
1980 5 #11,400 – –
1975 – – – –
1970 – – – –
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Frequently asked questions

Quick answers about Mackensie, drawn from the same Social Security data as the charts above.

How old is the average Mackensie?

The median living Mackensie is about 24 years old. Half of all living Mackensies are between 18 and 29 years old.

How many people named Mackensie are alive today?

An estimated 900 people named Mackensie are alive in the United States, based on 909 recorded births and Social Security life tables.

How popular is the name Mackensie in 2025?

Mackensie did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Mackensie?

909 babies have been named Mackensie in the United States since 1978, based on Social Security card applications.

When was the name Mackensie most popular?

Mackensie peaked in 1998, when 63 newborns received the name.

Is Mackensie a boy or girl name?

Mackensie is overwhelmingly a girl's name: 99% of babies with the name.

Is the name Mackensie rising or falling?

Mackensie is declining, less popular now than a decade ago.

Names like Mackensie

Names that sound and feel close to Mackensie: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Mackensie with similar names → More names starting with M →