Moira
Girl name · #2038 in 2025 · Very rare
How old is the name Moira? In official American birth records, Moira has been tracked continuously since 1913, giving it 112 years of documented American history.
In 2025, 93 baby girls were named Moira, placing it at #2038 in the official national rankings. A decade ago it stood at #1636, so the name has been falling over the past ten years. Roughly one in every 19,355 girls born in 2025 was named Moira.
The 112-year story
Moira first appears in the Social Security records in 1913, when 5 girls received the name. Its peak came in 1963, when 144 girls were named Moira — good for #874 that year. Today's parents encounter it as a name from their grandparents’ generation, which is precisely the vintage window from which names get revived. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Babies named Moira per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Moira against up to 5 other names.
Uniqueness: will there be another Moira in class?
On our rarity read — which blends how common Moira is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Moira will likely be the only one in the room, with the occasional spelling-out as the price.
Where Moira is most common
State-level data for Moira is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Moira
Statistically, parents drawn to Moira tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Maura, Zena, Martina, Myra, and Minerva.
MauraZenaMartinaMyraMinervaMartaDeliaMari
Rank history (last 25 years)
| Year | Babies named Moira | Rank |
|---|---|---|
| 2025 | 93 | #2036 |
| 2024 | 105 | #1895 |
| 2023 | 114 | #1780 |
| 2022 | 94 | #2048 |
| 2021 | 125 | #1667 |
| 2020 | 110 | #1792 |
| 2019 | 115 | #1773 |
| 2018 | 133 | #1609 |
| 2017 | 132 | #1636 |
| 2016 | 118 | #1757 |
| 2015 | 131 | #1636 |
| 2014 | 126 | #1674 |
| 2013 | 103 | #1929 |
| 2012 | 115 | #1782 |
| 2011 | 105 | #1898 |
| 2010 | 97 | #2043 |
| 2009 | 109 | #1914 |
| 2008 | 122 | #1789 |
| 2007 | 112 | #1868 |
| 2006 | 133 | #1608 |
| 2005 | 128 | #1589 |
| 2004 | 124 | #1586 |
| 2003 | 132 | #1477 |
| 2002 | 116 | #1594 |
| 2001 | 111 | #1641 |
Frequently asked questions
How old is the name Moira?
In official American birth records, the name Moira first appeared in 1913 (over 112 years ago), when 5 newborn girls received the name. It has been tracked in modern national records for 112 years.
Is Moira a popular girl name?
Moira ranked #2038 among girls in 2025 with 93 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1636.
When was the name Moira most popular?
Moira peaked in 1963, when 144 American girls received the name (ranked #874 that year). Since 1963 the name has declined from that high.
How rare is the name Moira?
In 2025, roughly 1 in 19,355 newborn American girls was named Moira. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.