Siann is a variant of Sian. In Welsh use, Sian carries the interpretation “God is gracious.”
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1998. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Siann through the years
Babies since 1880
52
0 boys · 52 girls
Most popular year
2005
9 babies
2025
0
Outside the ranked list
2021–25 vs 2016–20
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Too few births to compare
Siann in U.S. Social Security birth records, 1998–2025, 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 5 in 2008. Later missing counts do not mean the name went unused. Its largest published annual count for girls was 9 in 2005.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.