Siobhan Osullivan

Name meaning, origin and global statistics

Siobhan Osullivan — God is gracious
350K People worldwide
Ireland Most common in
1985s Peak popularity
Gender
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Siobhan Osullivan is a name combining Hebrew origins, bringing together "God is gracious" (Siobhan) with "dark-eyed" (Osullivan). The first name Siobhan is a feminine given name of Hebrew origin. Irish Gaelic form of Joan/Joanna, from Hebrew Yohanan (God is gracious). The name is famously difficult to pronounce for non-Irish speakers (Shih-VAWN). The surname Osullivan from Irish Ó Súilleabháin, possibly meaning 'dark-eyed.' The most common surname in Munster and one of the most common in Ireland overall. Siobhan is a well-known first name, carried by approximately 350K people globally, with the highest concentration in Ireland. The name Siobhan reached peak popularity in the 1985s, reflecting the naming trends of that era.

Etymology & Origin

First Name: Siobhan

Meaning: God is gracious

Hebrew

Irish Gaelic form of Joan/Joanna, from Hebrew Yohanan (God is gracious). The name is famously difficult to pronounce for non-Irish speakers (Shih-VAWN).

Surname: Osullivan

Meaning: dark-eyed

Celtic

From Irish Ó Súilleabháin, possibly meaning 'dark-eyed.' The most common surname in Munster and one of the most common in Ireland overall.

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Geographic Distribution

The first name Siobhan is distributed across the globe, with the highest concentrations in the following countries:

Ireland 44%
United Kingdom 38%
Australia 12%
United States 6%

Popularity Over Time

Popularity of the name Siobhan by decade, based on birth registration data:

1900s
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
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Name Variants & Related Names

The name Siobhan has several variants and related forms across different languages and cultures:

  • Joan
  • Joanna
  • Shevaun
  • Chevonne

Variants of the surname Osullivan: O'Sullivan Sullivan Sulivan

Notable People Named Siobhan Osullivan

People listed above share this name. Listed for informational purposes only. Source: Wikipedia.

Numerology

According to Pythagorean numerology, each letter in a name carries a numerical value. Here are the key numbers for Siobhan Osullivan:

4
Expression Number

Stability and hard work. Represents practicality, reliability and dedication — someone who builds solid foundations.

8
Soul Urge Number

Ambition and material success. Represents power, business acumen and the drive to achieve significant goals.

5
Personality Number

Freedom and adaptability. A dynamic, versatile personality that embraces change and seeks new experiences.

Numerology is a cultural tradition for exploring symbolism in names. Results are for entertainment purposes.

Frequently Asked Questions

What is the origin of the first name Siobhan?
The first name Siobhan originates from Hebrew. Irish Gaelic form of Joan/Joanna, from Hebrew Yohanan (God is gracious). The name is famously difficult to pronounce for non-Irish speakers (Shih-VAWN).
When was Siobhan most popular?
The name Siobhan reached its peak popularity during the 1985s.
What is the origin of the surname Osullivan?
The surname Osullivan originates from Celtic. From Irish Ó Súilleabháin, possibly meaning 'dark-eyed.' The most common surname in Munster and one of the most common in Ireland overall.
What are the origins of the name Siobhan Osullivan?
The name Siobhan Osullivan combines two different traditions: the first name Siobhan has Hebrew roots, while the surname Osullivan originates from Celtic.
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