Sinead Oreilly

Name meaning, origin and global statistics

Sinead Oreilly — God is gracious
280K People worldwide
Ireland Most common in
1985s Peak popularity
Gender
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Sinead Oreilly is a name that combines Hebrew origins. The first name Sinead is a feminine given name of Hebrew origin. Irish Gaelic form of Janet/Jane, from Hebrew Yohanan (God is gracious). Sinéad O'Connor brought this name global recognition. The surname Oreilly: O'Reilly (Irish: Ó Raghallaigh) is a common Irish surname. The O'Reillys were historically the kings of East Bréifne in what is today County Cavan. The clan were part of the Connachta's Uí Briúin Bréifne kindred and were closely related to the Ó Ruairc (O'Rourkes) of West Bréifne. O'Reilly is ranked tenth in the top twenty list of most common Irish surnames. It is also the patronymic form of the Irish name Reilly (Irish: Raghallach). Usually anglicised as Reilly, O'Reilly or Riley, the original form of the name, Ó Raghallaigh, denotes "descendant of Raghallach". Sinead is a well-known first name, carried by approximately 280K people globally, with the highest concentration in Ireland. The name Sinead reached peak popularity in the 1985s, reflecting the naming trends of that era.

Etymology & Origin

First Name: Sinead

Meaning: God is gracious

Hebrew

Irish Gaelic form of Janet/Jane, from Hebrew Yohanan (God is gracious). Sinéad O'Connor brought this name global recognition.

Surname: Oreilly

Irish

O'Reilly (Irish: Ó Raghallaigh) is a common Irish surname. The O'Reillys were historically the kings of East Bréifne in what is today County Cavan. The clan were part of the Connachta's Uí Briúin Bréifne kindred and were closely related to the Ó Ruairc (O'Rourkes) of West Bréifne. O'Reilly is ranked tenth in the top twenty list of most common Irish surnames. It is also the patronymic form of the Irish name Reilly (Irish: Raghallach). Usually anglicised as Reilly, O'Reilly or Riley, the original form of the name, Ó Raghallaigh, denotes "descendant of Raghallach".

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Geographic Distribution

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

Ireland 54%
United Kingdom 35%
United States 12%

Popularity Over Time

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

1900s
1910s
1920s
1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
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Notable People Named Sinead Oreilly

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 Sinead Oreilly:

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 Sinead?
The first name Sinead originates from Hebrew. Irish Gaelic form of Janet/Jane, from Hebrew Yohanan (God is gracious). Sinéad O'Connor brought this name global recognition.
When was Sinead most popular?
The name Sinead reached its peak popularity during the 1985s.
What is the origin of the surname Oreilly?
The surname Oreilly originates from Irish. O'Reilly (Irish: Ó Raghallaigh) is a common Irish surname. The O'Reillys were historically the kings of East Bréifne in what is today County Cavan. The clan were part of the Connachta's Uí Briúin Bréifne kindred and were closely related to the Ó Ruairc (O'Rourkes) of West Bréifne. O'Reilly is ranked tenth in the top twenty list of most common Irish surnames. It is also the patronymic form of the Irish name Reilly (Irish: Raghallach). Usually anglicised as Reilly, O'Reilly or Riley, the original form of the name, Ó Raghallaigh, denotes "descendant of Raghallach".
What are the origins of the name Sinead Oreilly?
The name Sinead Oreilly combines two different traditions: the first name Sinead has Hebrew roots, while the surname Oreilly originates from Irish.
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