Mairin
Meaningbeloved or bitter · Irish form of Mary
- US rank
- #8,860
- Syllables
- 2
- Peak
- #3,721 in 2007
11 babies were named Mairin in the US in 2025. It has dropped 1,937 places in five years.
Found on lists
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US births per million girls, 1977–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Mairin you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 147,059 baby girls born in the US in 2025 was named Mairin, 11 babies in all. In a typical school of 500 kids, your Mairin would very likely be the only one.
- HistoryMairin first shows up in US birth records in 1977, the first year at least 5 babies got it. It has been in use for 48 years since.
- Best yearIts best year was 2007, when it reached #3,721.
- TrendMairin has slipped 1,937 places over the last five years and now sits at #8,860. Good news if you want a familiar name that fewer kids will share.
- MeaningMairin is an Irish form of Mary, which means “beloved or bitter”.
About the name Mairin
Mairin is a girl name of Irish origin meaning “beloved or bitter”. It has 6 letters and 2 syllables, starting with M and ending in “-rin”. US birth records list Mairin for girls from 1977 to 2025, in 48 of those 49 years. Its best year was 2007, when it ranked #3,721 among girl names. In 2025 it ranked #8,860, with 11 babies.
Origin:Irish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 2.8 | 352,941 girls |
| 1980s | 5.4 | 183,486 girls |
| 1990s | 6.0 | 167,224 girls |
| 2000s | 14 | 72,886 girls |
| 2010s | 11 | 88,968 girls |
| 2020s | 8.9 | 111,940 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 Mairin
What does the name Mairin mean?
Mairin means “beloved or bitter” in Irish, as a form of Mary.
What is the origin of the name Mairin?
Mairin has Irish roots in our records. Other Irish names include Abigail, Riley, Maeve.
Is Mairin a boy or girl name?
Mairin is a girl name.
How popular is the name Mairin?
Mairin ranked #8,860 for US girls in 2025, given to 11 babies. Its best year was 2007 (#3,721).