Malachy
Boy name · Celtic · Hebrew · Irish
Meaningmy messenger · Irish form of Malachi
- US rank
- #8,243
- Syllables
- 3
- Peak
- #1,057 in 1897
9 babies were named Malachy in the US in 2025. It has dropped 3,545 places in five years.
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US births per million boys, 1897–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Malachy you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 188,679 baby boys born in the US in 2025 was named Malachy, 9 babies in all. In a typical school of 500 kids, your Malachy would very likely be the only one.
- HistoryMalachy first shows up in US birth records in 1897, the first year at least 5 babies got it. It has been in use for 128 years since.
- Best yearIt was far more popular in 1897, when it ranked #1,057. Today it's #8,243, so it could be due a comeback.
- TrendMalachy has slipped 3,545 places over the last five years and now sits at #8,243. Good news if you want a familiar name that fewer kids will share.
- MeaningMalachy is an Irish form of Malachi, which means “my messenger”. Our records link it to Celtic, Hebrew and Irish roots.
About the name Malachy
Malachy is a boy name of Celtic, Hebrew and Irish origin meaning “my messenger”. It has 7 letters and 3 syllables, starting with M and ending in “-chy”. US birth records list Malachy for boys from 1897 to 2025, in 53 of those 129 years. Its best year was 1897, when it ranked #1,057 among boy names. In 2025 it ranked #8,243, with 9 babies.
Origin:Celtic namesHebrew namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1890s | 15 | 67,720 boys |
| 1910s | 1.3 | 800,000 boys |
| 1920s | 1.8 | 549,451 boys |
| 1930s | 1.5 | 675,676 boys |
| 1940s | 0.4 | 2,272,727 boys |
| 1950s | 0.7 | 1,515,152 boys |
| 1960s | 0.6 | 1,754,386 boys |
| 1970s | 1.0 | 1,030,928 boys |
| 1980s | 1.2 | 862,069 boys |
| 1990s | 3.0 | 330,033 boys |
| 2000s | 12 | 82,713 boys |
| 2010s | 9.2 | 108,342 boys |
| 2020s | 9.3 | 108,108 boys |
Other spellings of Malachy
More Celtic boy names
- Unisex name: Owen · well-born
- Unisex name: Logan · little hollow
- Unisex name: Rowan · little red-haired one
- Unisex name: Nolan · descendant of Nuallán
- Unisex name: Cameron · crooked nose
- Boy name: Ian · God is gracious
- Unisex name: Gael · a Gael
- Boy name: Arthur · possibly bear
Questions about the name Malachy
What does the name Malachy mean?
Malachy means “my messenger” in Irish, as a form of Malachi.
What is the origin of the name Malachy?
Malachy has Celtic, Hebrew, Irish roots in our records. Other Celtic names include Owen, Logan, Rowan.
Is Malachy a boy or girl name?
Malachy is a boy name.
How popular is the name Malachy?
Malachy ranked #8,243 for US boys in 2025, given to 9 babies. Its best year was 1897 (#1,057).