Gallagher Last Name Origin, History, and Meaning
Where did the surname Gallagher come from? What does the surname Gallagher mean? Discover the history and meaning of the last name Gallagher and family migration on YourRoots Map.
Surname Gallagher Origin: What does the last name Gallagher mean?
Gallagher is an Irish surname that originates from the noble Gallagher family of County Donegal, Ireland. The anglicized version of the name "Gallagher" is pronounced differently in various regions of Ireland and outside the country. It is derived from the Irish surname Ó Gallchobhair, with at least 30 recorded alternate variants such as O'Gallagher, Gallacher, and Gallaher. The earliest recorded mention of the name dates back to a manuscript fragment in the Royal Library of Brussels, with further references in historical records dating to the 10th century.
YourRoots data indicates that the Gallagher surname first appeared in records from Ireland in the early 13th century, with a significant increase in records during the 17th and 18th centuries. By the 19th century, the United States surpassed Ireland in terms of Gallagher surname records. Today, the Gallagher surname is widespread and can be found in several countries, illustrating its global reach and enduring legacy across different regions and cultures.
Gallagher Last Name History: Where did the last name Gallagher come from?
Origin of Gallagher Surname: Where does the last name Gallagher originate from?
YourRoots data indicates that the surname Gallagher first appeared in records from Ireland in the early 13th century. This data is based on the exact spelling of "Gallagher" and does not account for other record sources or variations of the surname.
History of the Last Name Gallagher: What does the Gallagher surname history look like in the early days?
The Gallagher surname remained predominantly associated with Ireland from the 13th to the 16th century, according to YourRoots data. During this period, the surname also started to appear in England, suggesting the beginning of its global spread.
Global Spread: Where can we find the Gallagher surname today?
The volume of records featuring the Gallagher surname significantly increased in Ireland during the 17th and 18th centuries. By the 19th century, the United States surpassed Ireland in terms of Gallagher surname records. Today, the Gallagher surname is widespread and can be found in several countries, such as the United States, United Kingdom, Australia, Canada, New Zealand, South Africa, among others. This illustrates the global reach of the Gallagher surname in contemporary times.
Explore Gallagher last name heritage and Gallagher surname origin based on YourRoots Map data

Famous People With Gallagher Surame?
Liam Gallagher
William John Paul Gallagher (born 21 Sep 1972) is a British singer and songwriter known for his role as the lead singer of the rock band Oasis. He co-founded the band in 1991 and later fronted Beady Eye before embarking on a successful solo career in 2017. With his distinctive vocal style and outspoken personality, Gallagher has become a recognizable figure in British rock music. His albums have topped the UK charts, and he has received accolades such as being voted the greatest frontman of all time by Q magazine in 2010. Gallagher continues to make waves in the music industry with his solo projects and collaborations.
Noel Gallagher
Noel Thomas David Gallagher (born May 29, 1967) is an English musician, singer, and songwriter known for his role as the primary songwriter, lead guitarist, and co-lead vocalist of the rock band Oasis. After leaving Oasis, he formed Noel Gallagher's High Flying Birds. Gallagher is recognized for his songwriting skills, having written numerous UK number-one singles and albums. He is considered one of the most influential songwriters in British rock music history, with a significant impact on the Britpop movement. Gallagher's turbulent relationship with his brother Liam and his wild lifestyle have often made headlines. Despite controversies, his musical talent and contributions to the industry remain highly acclaimed.
Peter Gallagher
Peter Killian Gallagher (born Aug 19, 1955) is an American actor known for his roles in Hollywood films and television series like "The O.C." and "Law & Order: Special Victims Unit." He also starred in Broadway productions like "Guys and Dolls." Gallagher released an album in 2005 and received awards for his work in media and entertainment. He appeared in popular shows like "Grace and Frankie" and "Zoey's Extraordinary Playlist." Gallagher is married to Paula Harwood and has two children, one of whom is an actress and singer.
Aidan Gallagher
Aidan R. Gallagher (September 18, 2003 - ) is an American actor and musician known for his roles in popular TV series. He gained fame as Number Five in the Netflix series "The Umbrella Academy," earning critical acclaim. Gallagher is also a talented singer and songwriter, releasing several singles independently. Apart from his entertainment career, he is actively involved in environmental advocacy and has been appointed as a UN Environment Goodwill Ambassador. At a young age, he has already made a significant impact in the entertainment industry and beyond.
Rory Gallagher
William Rory Gallagher (Mar 2, 1948 – Jun 14, 1995) was an Irish musician known for his virtuosic guitar playing and live performances. He gained fame in the late 1960s as the frontman of the blues rock power trio Taste. Gallagher later pursued a successful solo career, earning the title of Guitarist of the Year in 1972. Despite his declining popularity in the 1980s, he continued to tour and record music. Gallagher's influence can be seen in musicians like Brian May, Slash, and The Edge. Posthumously honored with statues, stamps, and a commemorative coin, his legacy lives on at the Rory Gallagher International Tribute Festival.
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