Siobhan is a girl's name of Irish origin meaning “God is gracious; Hebrew origin meaning "God shows mercy".” With 2 syllables, it is short and easy to say. Common nicknames include Sio. As of 2026, Siobhan ranks #847 among girls' names in the United States and has held a steady level of popularity. Its highest US ranking was #517 in 1980.
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shih-VAWN
Phonetic spelling
Currently #847 among US baby names.
* Based on US Social Security Administration birth-registration data
Siobhan means “God is gracious; Hebrew origin meaning "God shows mercy".” It is a girl's name of Irish origin.
Siobhan is pronounced shih-VAWN.
Siobhan is most commonly used as a girl's name.
Siobhan currently ranks #847 among girls' names in the United States.
Popular nicknames for Siobhan include Sio.
Middle names that pair well with Siobhan include Siobhan Rose, Siobhan Grace, Siobhan Marie, Siobhan Jane.
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