Obrian is used as a family name or surname in Ireland. It is 6 characters long in length.
Obrian is variant of Bryan. Bryan is a Celtic personal name of great antiquity, implying originally, regulus, or chieftain.
The surname is the form of the Brien. See Bryan and O'Brien - Bryan is a Celtic personal name of great antiquity, implying originally, regulus, or chieftain.
Form of O'Brien. Grandson of Bryan or Brian meaning "hill".
Surname Obrian is variant of Bryant. Descendant of Bryan meaning "hill".
Surname is a variant of Obrien. Descendant of Brien, i.e., Brien Boiroimhe, King of Ireland, AD 1002.
Obrian is the form of the Brine. An Irish corruption of O'Brien.
Obrian is a variation of the O'Brien. The O'Briens of Thomond took their name from the monarch Brian Boru, who was slain battle of Clontarf in 1014. O'Donovan.
The variant form of Brianson. The son of Bryan—the personal name.
How popular is Obrian?
As per 2010 US census, number of Obrians plummeted by 3.7 per cent to 3203 since 2000 and slipped by 1028 spots and ranked at 10064. The last name was found in around 1 per hundred thousand population. Please refer to following table for race and ethnicity.
| Race | 2010 | 2000 |
|---|---|---|
| White | 91.07 | 92.99 |
| Black | 3.25 | 2.38 |
| Hispanic or Latino | 2.97 | 2.5 |
| Others | 1.5 | 1.38 |
| Asian and Native Hawaiian & Other Pacific Islander | 0.72 | 0.42 |
| American Indian and Alaska Native | 0.5 | 0.33 |