MallowbyNames

Marelyn

MAIR-ə-lin · A modern coinage combining elements of Mary and Lyn, often interpreted as 'star of the sea' (from Mary) and 'lake' or 'waterfall' (from Welsh llyn), though such meanings are associative rather than etymological.

2025 rank (girls)
#6,116
Babies named in 2025
19
Peak popularity
2009
2025 frequency
1 in 84,593 girls
Usually for
Girls
Trend
Rising since 1989

Rising since 1989, #6,116 for girls today.

Popularity of Marelyn since 1930

Babies named Marelyn per year in U.S. Social Security records.

15304519602000Most births 2008Girls
Data table (by decade)
DecadeGirls
1930s17
1940s10
1950s10
1960s5
1970s25
1980s29
1990s84
2000s274
2010s265
2020s116

Meaning & origin

Marelyn is a rare but persistent modern coinage that first appeared in U.S. birth records in 1930. Its rank of 6,116 in 2025 places it far outside the top 1,000, with an incidence of about 1 in 84,593 newborns. The name climbed to its peak popularity in 2009, and since 1989 its trajectory has been gradually rising, reflecting a slow but steady appeal among parents seeking a distinctive variant of more common names like Marilyn or Madelyn. Marelyn has no recorded top states, indicating its usage is scattered nationwide. The name's construction mirrors the mid-20th-century trend of blending familiar elements: Mary, a biblical classic, with the lyrical suffix -lyn, which surged in popularity through names such as Evelyn and Jocelyn. While Marelyn carries no deep historical roots, its sound and structure feel approachable and feminine, fitting comfortably with contemporary favorites like Kaitlyn and Madelyn.

Marelyn is a 20th-century invented name, formed by blending Mary (itself from Hebrew Miriam) with the popular suffix -lyn, derived from names like Linda or Lynn. It first appeared in U.S. records in 1930 and gained modest popularity in the 1940s through 1960s, following the fashion for compound names ending in -lyn. Its usage has been relatively rare but steady.

Nicknames & variants

Nicknames: Mare, Lyn, Mari

Variants: Marilyn, Marlyn, Marelynn, Marilynn

Sibling names for Marelyn

Names that share Marelyn's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

M is for Marelyn, our favorite little girl.

M is for Marelyn…”

In a Mallowby alphabet book, Marelyn's letter becomes Marelyn's page: hand-illustrated, printed hardcover or paperback, made just for them.

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Questions parents ask

What does the name Marelyn mean?
Marelyn is a modern invented name without a single established meaning. It is commonly interpreted as a blend of Mary, which means 'star of the sea', and the suffix -lyn from Welsh llyn 'lake' or 'waterfall', but these meanings are associative.
How popular is the name Marelyn?
As of 2025, Marelyn ranked 6,116th in the United States, with about 1 in 84,593 newborn girls receiving the name. It reached its peak popularity in 2009.
Is Marelyn a girl's name or a boy's name?
Marelyn is almost exclusively used as a girl's name.