A reliable meaning for Lillyn isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 2004. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Lillyn through the years
Babies since 1880
76
0 boys · 76 girls
Most popular year
2012
10 babies
2025
0
Outside the ranked list
2021–25 vs 2016–20
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Too few births to compare
Lillyn in U.S. Social Security birth records, 2004–2025, per million girls born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.
By the numbers
The most recent published U.S. birth count for girls is 6 in 2016. Later missing counts do not mean the name went unused. Its largest published annual count for girls was 10 in 2012.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.