Back to League Tables
CO
Christopher O'Brien
MaleNew York2004–2026
62
Total Finishes
41
Distinct Races
16
States (31%)
1:25:29
PR (6:32/mi)
2:01:40
Average
+0:18:43
Slower (first to last)
Medal House
2013
The LESS Popular Brooklyn Half Marathon!
1:35:20
#1664 overall#1452 gender
2013
Boston's Run To Remember
2:06:35
#3918 overall#1836 gender
2012
Flying Pig Pump and Run
2:06:11
#3027 overall#1839 gender
2011
The LESS Popular Brooklyn Half Marathon!
1:44:01
#1263 overall#1022 gender
2009
Capital City Half Marathon
1:58:18
#1455 overall#934 gender
2008
2025 500 Festival Running Events
1:54:53
#5699 overall#4400 gender
2007
St. Luke's Half Marathon & 5K
2:20:53
#2473 overall#1348 gender
2006
Life Time Chicago Half Marathon + 5K
2:18:48
#6357 overall#3034 gender
2004
B&A Trail Marathon and Half Marathon
1:29:46
#51 overall#46 gender
2004
Rock ‘n’ Roll Philadelphia Half Marathon
2:04:26
#5177 overall#3387 gender
2004
B.A.A. Half Marathon
2:31:30
#3035 overall#1404 gender
2002
Rock ‘n’ Roll Philadelphia Half Marathon
1:41:02
#987 overall#806 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Frederick Running FestivalFrederick | MD | 1:59:45 | #1036 |
| 2025 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 1:25:29 | #20 |
| 2025 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:49:43 | #6935 |
| 2025 | NYRR Fred Lebow Half MarathonNew York | NY | 1:54:04 | #1785 |
| 2025 | B.A.A. Half MarathonBoston | MA | 1:58:34 | #2413 |
| 2025 | Detroit Free Press MarathonDetroit | MI | 2:27:48 | #4420 |
| 2024 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:54:48 | #10032 |
| 2024 | Harborside Half Marathon & 5KNewburyport | MA | 1:55:44 | #441 |
| 2024 | Rockfest Half MarathonHampton Beach | NH | 1:55:55 | #687 |
| 2024 | Hampton Half Marathon & 5KHampton | NH | 1:56:51 | #409 |
| 2024 | Eastern StatesHampton | NH | 1:57:08 | #121 |
| 2024 | United Airlines NYC HalfNew York | NY | 2:07:41 | #15126 |
| 2024 | Frederick Running FestivalFrederick | MD | 2:08:29 | #1149 |
| 2024 | Frederick Running FestivalFrederick | MD | 2:08:30 | #1149 |
| 2024 | Park to Park Half MarathonStuarts Draft | VA | 2:13:48 | #260 |
| 2023 | NYRR Fred Lebow Half MarathonNew York | NY | 1:52:20 | #1742 |
| 2023 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:53:57 | #8667 |
| 2023 | Maine Coast MarathonWells | ME | 2:06:37 | #592 |
| 2023 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 2:07:30 | #3406 |
| 2022 | NYRR Fred Lebow Half MarathonNew York | NY | 1:49:08 | #1264 |
| 2022 | Boston's Run To RememberBoston | MA | 2:05:18 | #836 |
| 2022 | Detroit Free Press MarathonDetroit | MI | 2:21:58 | #3324 |
| 2022 | Fleet Feet Rochester Half Marathon | 5K | Kids 1/2 MileRochester | NY | 2:57:17 | #676 |
| 2021 | Spring It On Half & 5KBrooklyn | NY | 1:42:23 | #5 |
| 2021 | Elitefeats NYC Winter Parks TourQueens | NY | 1:46:28 | #27 |
| 2019 | Baystate MarathonLowell | MA | 1:57:20 | #400 |
| 2019 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 2:03:36 | #703 |
| 2019 | Chicago Spring Half MarathonChicago | IL | 2:10:38 | #2242 |
| 2019 | The North Face® Endurance Challenge - New YorkBear Mountain | NY | 2:42:04 | #196 |
| 2018 | United Airlines NYC HalfNew York | NY | 1:28:28 | #690 |
| 2018 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:33:24 | #786 |
| 2018 | Rockfest Half MarathonHampton Beach | NH | 2:16:30 | #2036 |
| 2018 | San Luis Obispo Marathon & HalfSan Luis Obispo | CA | 2:25:16 | #1061 |
| 2017 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:34:20 | #475 |
| 2017 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:34:59 | #1894 |
| 2017 | NYRR Fred Lebow Half MarathonNew York | NY | 1:42:05 | #654 |
| 2017 | Des Plaines River Trail RaceDes Plaines | IL | 2:04:11 | #71 |
| 2017 | Frederick Running FestivalFrederick | MD | 2:12:43 | #1915 |
| 2017 | Pittsburgh Marathon WeekendPittsburgh | PA | 2:15:58 | #6765 |
| 2017 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:38:07 | #6770 |
| 2017 | 2026 2XU Long Beach Marathon & Half MarathonLong Beach | CA | 3:24:06 | #6899 |
| 2016 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:00:21 | #12080 |
| 2016 | Rock 'n' Roll Washington DCWashington | DC | 2:17:31 | #8127 |
| 2015 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:40:29 | #2871 |
| 2015 | NYRR Fred Lebow Half MarathonNew York | NY | 1:42:10 | #682 |
| 2015 | RunSedona EventsSedona | AZ | 1:55:56 | #193 |
| 2015 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 2:26:21 | #4306 |
| 2014 | Delaware Running FestivalWilmington | DE | 1:32:43 | #27 |
| 2014 | Boston's Run To RememberBoston | MA | 1:35:24 | #334 |
| 2014 | United Airlines NYC HalfNew York | NY | 1:36:28 | #1694 |
| 2014 | Big Brothers Big Sisters of Flagstaff Dave McKay Memorial Half Marathon and 5K Run/WalkFlagstaff | AZ | 2:00:06 | #50 |
| 2013 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:35:20 | #1664 |
| 2013 | Boston's Run To RememberBoston | MA | 2:06:35 | #3918 |
| 2013 | Visit Tuscaloosa Half Marathon + 5KTuscaloosa | AL | 2:09:05 | #437 |
| 2012 | Flying Pig Pump and RunCincinnati | OH | 2:06:11 | #3027 |
| 2011 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:44:01 | #1263 |
| 2009 | Capital City Half MarathonColumbus | OH | 1:58:18 | #1455 |
| 2008 | 2025 500 Festival Running EventsIndianapolis | IN | 1:54:53 | #5699 |
| 2007 | St. Luke's Half Marathon & 5KAllentown | PA | 2:20:53 | #2473 |
| 2006 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:18:48 | #6357 |
| 2004 | B&A Trail Marathon and Half MarathonSeverna Park | MD | 1:29:46 | #51 |
| 2004 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:04:26 | #5177 |
| 2004 | B.A.A. Half MarathonBoston | MA | 2:31:30 | #3035 |
| 2002 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:41:02 | #987 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NYNew York
23 racesMAMassachusetts
7 racesMDMaryland
5 racesNHNew Hampshire
4 racesPAPennsylvania
4 racesCACalifornia
3 racesILIllinois
3 racesOHOhio
3 racesAZArizona
2 racesMIMichigan
2 racesVAVirginia
2 racesALAlabama
1 raceDCDistrict of Columbia
1 raceDEDelaware
1 raceINIndiana
1 raceMEMaine
1 race50-State Challenge
16/ 51 states + DC
35 states to go