Distribution of the name 'O'brien'
| Surnames in alphabetical order | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | |
| Surnames sorted by time zone | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Move the mouse over the map to see the states.
Map of the surname 'O'brien' in the USA
Statistics: Figures on the surname 'O'brien'
In the US there are 9,684 phone book entries with the surname O'brien and approximately 34,897 persons with this name.
Thus, the surname O'brien is the 1,037. most frequent name in the US.
People with this surname live in 47 states. Most occurrences are in Illinois: 904.
Other states with lots of occurrences are Wisconsin (828), Minnesota (805), Michigan (670), Ohio (626), Massachusetts (568), New Jersey (557), Florida (441), New York (418), as well as California (351).
The following surnames sound like O'brien: Obrien, Obryan, O'bryan, Obrian, Obyrne, O'brian, Obeirne, Oborn, Oborny, O'byrne, Obryon, Obrion, Oborne, Oberheim, O'beirne, Overn, Overeem, O'bryon, Obourn, Obrine, Obrein, Oburn, Overmoe, Obryhim, O'brion, Ovrom, Obren, Obryne, Oprean, Overheim.
The distribution of the name 'O'brien' in other countries
Surnames sorted by time zone
| Pacific Time Zone | Mountain Time Zone | Central Time Zone |
| Eastern Time Zone | Alaska Time Zone | Hawaii-Aleutian Time Zone |
Occurrence of the name O'brien in the states
| Illinois - The surname O'brien is is the 228. most common name - 904 persons |
| Wisconsin - The surname O'brien is is the 124. most common name - 828 persons |
| Minnesota - The surname O'brien is is the 121. most common name - 805 persons |
| Michigan - The surname O'brien is is the 290. most common name - 670 persons |
| Ohio - The surname O'brien is is the 356. most common name - 626 persons |
| Massachusetts - The surname O'brien is is the 538. most common name - 568 persons |
| New Jersey - The surname O'brien is is the 391. most common name - 557 persons |
| Florida - The surname O'brien is is the 1580. most common name - 441 persons |
| New York - The surname O'brien is is the 1670. most common name - 418 persons |
| California - The surname O'brien is is the 2897. most common name - 351 persons |
| Texas - The surname O'brien is the 2401. most common name - 336 persons |
| Indiana - The surname O'brien is the 547. most common name - 299 persons |
| Rhode Island - The surname O'brien is the 87. most common name - 295 persons |
| Virginia - The surname O'brien is the 1569. most common name - 224 persons |
| Connecticut - The surname O'brien is the 632. most common name - 206 persons |
| Kentucky - The surname O'brien is the 1132. most common name - 196 persons |
| Pennsylvania - The surname O'brien is the 2873. most common name - 193 persons |
| Washington - The surname O'brien is the 1534. most common name - 169 persons |
| North Carolina - The surname O'brien is the 2551. most common name - 154 persons |
| Arizona - The surname O'brien is the 1124. most common name - 142 persons |
| Iowa - The surname O'brien is the 1107. most common name - 142 persons |
| New Hampshire - The surname O'brien is the 704. most common name - 127 persons |
| Missouri - The surname O'brien is the 2319. most common name - 124 persons |
| Tennessee - The surname O'brien is the 2829. most common name - 99 persons |
| Maine - The surname O'brien is the 1232. most common name - 95 persons |
| Colorado - The surname O'brien is the 2033. most common name - 89 persons |
| Georgia - The surname O'brien is the 4713. most common name - 57 persons |
| Delaware - The surname O'brien is the 625. most common name - 56 persons |
| Kansas - The surname O'brien is the 2892. most common name - 55 persons |
| Vermont - The surname O'brien is the 1041. most common name - 54 persons |
| West Virginia - The surname O'brien is is the 2159. most common name - 52 persons |
| Lousiana - The surname O'brien is is the 3986. most common name - 49 persons |
| Montana - The surname O'brien is is the 1026. most common name - 49 persons |
| Alabama - The surname O'brien is is the 4335. most common name - 41 persons |
| Idaho - The surname O'brien is is the 2240. most common name - 32 persons |
| Maryland - The surname O'brien is is the 6941. most common name - 32 persons |
| South Carolina - The surname O'brien is is the 5348. most common name - 24 persons |
| North Dakota - The surname O'brien is is the 2053. most common name - 24 persons |
| Arkansas - The surname O'brien is is the 6285. most common name - 17 persons |
| Nebraska - The surname O'brien is is the 7231. most common name - 17 persons |
| Utah - The surname O'brien is is the 5101. most common name - 16 persons |
| Oregon - The surname O'brien is is the 11290. most common name - 15 persons |
| New Mexico - The surname O'brien is is the 5334. most common name - 12 persons |
| Alaska - The surname O'brien is is the 3566. most common name - 9 persons |
| Mississippi - The surname O'brien is is the 9031. most common name - 7 persons |
| Oklahoma - The surname O'brien is is the 19115. most common name - 6 persons |
| Nevada - The surname O'brien is is the 32620. most common name - 2 persons |
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