Name meaning & stats
Siobhan
Siobhan means “God is gracious” (Irish origin). 7,399 US babies since 1940, peak 1980.
What it means
“God is gracious”
IrishForm of Joanna
In US birth records
Peak year: 1980
7,399 US babies were named Siobhan between 1940 and 2025.
Careers
Not enough notable people named Siobhan (or its spelling family) to say anything reliable yet. That's a gap in the data, not the name.
Name twins (peaked around 1980)