Total births
12
Girls' name · since 2017
Marii
Since 2017, U.S. Social Security records show 12 babies named Marii, peaking in 2021. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- 12
- total births
- 2017–2021
- years on record
- 2020s
- peak decade
- 58%
- born in that decade
Marii sits outside today's top ranks for girls, with 12 recorded since 2017.
Social Security Administration records show Marii recorded 12 times among girls since 2017, though it doesn't currently rank among the most-used girls names, peaking in the 2020s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 2017 to 2021.
- 12 total births
- 2017–2021 years on record
- 2020s peak decade
- 58% born in that decade
Data updated Jul 2026
The verdict
12 girls have been named Marii since 2017, peaking in the 2020s, last recorded in 2021.
- 12
- total births
- 2017–2021
- years on record
- 2020s
- peak decade
- 58%
- born in that decade
2020s
Peak decade
58% of everyone ever named Marii was born in this single decade.
2021
Single peak year
7 babies were named Marii in 2021 - its busiest year on record.
Marii's usage pattern, beyond the headline number
Splitting Marii's full recorded timeline at 2021, 58% of its total births fall in the more recent half of the record versus 42% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 2017, with just 5 recorded births -- worth weighing against the 2021 peak of 7 to see the full range of the name's swing in popularity.
Marii at a glance
Last recorded 2021Peak year
2021
Current rank
Unranked
Active since
2017
Marii popularity over time
Annual U.S. births registered with the Social Security Administration · 2017–2021
- Peak year (2021)
- 7
- Annual births at peak, across 5 years of records
Marii by decade
Total births in each ten-year window, peak vs trough at a glance
2020s was Marii's strongest decade.
7 babies received the name during that ten-year window, about 58% of all-time use.
Marii births by decade
Total births in each ten-year window
- 2010s
2010s
5 births
- 2020s
2020s
7 births
What this shows Peak: 2020s at 7 births (58% of all-time use).
Frequently Asked Questions
How popular is the name Marii? ▼
Marii has been given to 12 babies in the U.S. since 2017, according to SSA data. Its last appearance in the data was 2021. 7 babies were born in 2021, its single highest year.
When was Marii most popular? ▼
Marii was most popular in the 2020s decade with 7 total births. The single peak year was 2021.
How long has the name Marii been used? ▼
Marii has been recorded in Social Security data since 2017, spanning 5 years of data through 2021.
What names are similar to Marii? ▼
Names with a similar sound or spelling include Mary, Margaret, Maria, Martha, and 4 more. These share a common prefix and are also used for girls.
Keep exploring Marii
Nearby Names Like Marii
Names with a similar sound, spelling, or feel to Marii
Mary Girl
#131 4,141,481 births
Margaret Girl
#119 1,264,774 births
Maria Girl
#74 566,111 births
Martha Girl
#666 551,741 births
Marie Girl
#632 540,077 births
Compare Marii side by side: Marii vs Mary Marii vs Margaret Marii vs Maria
Related Names
Names with a similar number of total births
Data Sources
Data as of July 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 2017–2021 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Marii: Baby Name Since 2017 - 12 Births, Peak 2021." NameAlmanac. Accessed via https://namealmanac.com/name/marii. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Marii draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.