Merrilyn
- US rank
- Unranked
- Syllables
- 3
- Peak
- #1,255 in 1944
0 babies were named Merrilyn in the US in 2025.
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US births per million girls, 1923–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Merrilyn you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryMerrilyn first shows up in US birth records in 1923, the first year at least 5 babies got it. It has been in use for 102 years since.
- Best yearIts best year was 1944, when it reached #1,255.
About the name Merrilyn
Merrilyn is a girl name of English origin. It has 8 letters and 3 syllables, starting with M and ending in “-lyn”. US birth records list Merrilyn for girls from 1923 to 1973, in 46 of those 51 years. Its best year was 1944, when it ranked #1,255 among girl names. It hasn't been given to 5 or more US babies in a year since 1973, so today it's a genuinely rare choice.
Origin:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1920s | 11 | 90,206 girls |
| 1930s | 14 | 72,833 girls |
| 1940s | 20 | 49,505 girls |
| 1950s | 7.4 | 135,501 girls |
| 1960s | 3.0 | 334,448 girls |
| 1970s | 4.2 | 238,095 girls |
More English girl names
- Girl name: Olivia · olive tree
- Girl name: Charlotte · free
- Unisex name: Harper · harp player
- Girl name: Elizabeth · God is my oath
- Girl name: Lily · lily flower
- Girl name: Lucy · light
- Girl name: Lainey · possibly light
- Girl name: Scarlett · scarlet red
Questions about the name Merrilyn
What is the origin of the name Merrilyn?
Merrilyn has English roots in our records. Other English names include Olivia, Charlotte, Harper.
Is Merrilyn a boy or girl name?
Merrilyn is a girl name.
How popular is the name Merrilyn?
Merrilyn is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 1973. It peaked at #1,255 in 1944.