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JO
James O'Brien
MaleMichigan1982–2026
121
Total Finishes
71
Distinct Races
23
States (45%)
1:21:33
PR (6:14/mi)
2:00:54
Average
+1:01:48
Slower (first to last)
Medal House
2003
DEXTER-ANN ARBOR RUN
1:43:45
#569 overall#453 gender
2002
DEXTER-ANN ARBOR RUN
1:39:11
#294 overall#252 gender
2002
Rock ‘n’ Roll Philadelphia Half Marathon
2:07:33
#4482 overall#2981 gender
2001
NYCRUNS Brooklyn Ice Cream Social Half Marathon
1:55:54
#1166 overall#933 gender
2000
The LESS Popular Brooklyn Half Marathon!
1:55:19
#1306 overall#1007 gender
1998
Kentucky Derby Festival Race Weekend
3:22:16
#6269 overall#3980 gender
1995
2025 500 Festival Running Events
1:41:23
#1510 overall#1421 gender
1994
LONG ISLAND MARATHON FESTIVAL
2:02:46
#3247 overall#2686 gender
1988
The LESS Popular Brooklyn Half Marathon!
2:07:16
#1398 overall#1177 gender
1985
Dayton River Corridor Classic
1:22:48
#190 overall#176 gender
1984
Dayton River Corridor Classic
1:26:57
#309 overall#299 gender
1982
Mercer Island Rotary Half Marathon
1:25:25
#103 overall#100 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Rock 'n' Roll Washington DCWashington | DC | 2:27:13 | #8179 |
| 2025 | Rhode Island Half Marathon & 5KEast Providence | RI | 1:41:28 | #111 |
| 2025 | AEC Touchstone Energy Run United Half Marathon, 10K, 5K, and Kids' Fun RunAiken | SC | 1:43:04 | #41 |
| 2025 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:52:18 | #7906 |
| 2025 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:57:45 | #1005 |
| 2024 | AEC Touchstone Energy Run United Half Marathon, 10K, 5K, and Kids' Fun RunAiken | SC | 1:21:33 | #2 |
| 2024 | Race the Reserve Whidbey IslandCoupeville | WA | 1:54:45 | #16 |
| 2024 | Race the ReserveCoupeville | WA | 1:54:46 | #16 |
| 2024 | 2027 Augusta Half Marathon 10K 5KAugusta | GA | 1:55:01 | #142 |
| 2024 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:55:47 | #801 |
| 2024 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 2:20:06 | #5547 |
| 2024 | LT Michael P. Murphy Run 15K & 5KHauppauge | NY | 2:20:39 | #350 |
| 2024 | Zion Ultras & Trail Half MarathonVirgin | UT | 2:27:51 | #116 |
| 2023 | AEC Touchstone Energy Run United Half Marathon, 10K, 5K, and Kids' Fun RunAiken | SC | 1:30:45 | #5 |
| 2023 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 1:36:49 | #170 |
| 2023 | Race the Reserve Whidbey IslandCoupeville | WA | 1:50:56 | #8 |
| 2023 | Race the ReserveCoupeville | WA | 1:50:57 | #8 |
| 2023 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:51:23 | #688 |
| 2023 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:02:55 | #12758 |
| 2023 | Quivering Quads Trail RunTroy | MO | 3:04:37 | #105 |
| 2022 | Aiken Electric CO-OP RunAiken | SC | 1:31:06 | #7 |
| 2022 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:47:01 | #373 |
| 2022 | Urban Bourbon Half Marathon and 5KLouisville | KY | 2:05:33 | #789 |
| 2022 | Montara Mountain Trail RunPacifica | CA | 2:06:24 | #9 |
| 2022 | Love to Run St. Charles 5k | 10k | Half MarathonSaint Charles | MO | 2:18:36 | #223 |
| 2022 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:21:48 | #13135 |
| 2022 | Quivering Quads Trail RunTroy | MO | 2:49:42 | #104 |
| 2021 | Jim Thorpe Area Running FestivalJim Thorpe | PA | 1:34:51 | #15 |
| 2021 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:57:42 | #2483 |
| 2021 | Love to Run St. Charles 5k | 10k | Half MarathonSaint Charles | MO | 2:05:14 | #180 |
| 2021 | Zion at Night Half MarathonVirgin | UT | 2:05:55 | #87 |
| 2021 | Corporate CupCharlotte | NC | 2:21:24 | #150 |
| 2021 | Quivering Quads Trail RunTroy | MO | 2:26:32 | #98 |
| 2020 | Conquer COVID-19 Virtual RunAmerican Fork | UT | 1:55:01 | #216 |
| 2020 | Quivering Quads Trail RunTroy | MO | 2:33:01 | #96 |
| 2019 | Mother's Day Run for the Roses: Half Marathon, 10K and 5KCoplay | PA | 1:28:09 | #9 |
| 2019 | Berkeley Half MarathonBerkeley | CA | 1:37:32 | #434 |
| 2019 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:46:43 | #321 |
| 2019 | Hidden Gem Half MarathonFlossmoor | IL | 1:50:42 | #151 |
| 2019 | Rock n Roll NashvilleNashville | TN | 1:55:26 | #1671 |
| 2019 | Half Wit Half Marathon Trail RunReading | PA | 2:16:28 | #40 |
| 2019 | 2025 500 Festival Running EventsIndianapolis | IN | 2:31:21 | #10727 |
| 2018 | Fairfield Road RacesFairfield | CT | 1:29:52 | #45 |
| 2018 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 1:37:46 | #287 |
| 2018 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:46:00 | #279 |
| 2018 | Richmond MarathonRichmond | VA | 1:58:29 | #147 |
| 2018 | Luau 5K, 10K, & 13.1M at Athens, GA (19)Athens | GA | 2:10:30 | #781 |
| 2017 | Surftown Half, 2-Person Relay & 5KWesterly | RI | 1:39:47 | #89 |
| 2017 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 1:40:32 | #344 |
| 2017 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 1:48:22 | #876 |
| 2017 | 2025 500 Festival Running EventsIndianapolis | IN | 2:05:00 | #5314 |
| 2017 | Half Wit Half Marathon Trail RunReading | PA | 2:28:42 | #76 |
| 2017 | Parkersburg News and Sentinel Half Marathon and Two Mile RaceParkersburg | WV | 2:38:15 | #473 |
| 2017 | Ogden MarathonOgden | UT | 3:09:16 | #329 |
| 2017 | Ogden Half Marathon ClassicWheeling | WV | 3:09:16 | #328 |
| 2016 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 1:59:47 | #2420 |
| 2016 | Pittsburgh Marathon WeekendPittsburgh | PA | 2:08:20 | #4958 |
| 2016 | Eugene Marathon 2024Eugene | OR | 2:14:44 | #1433 |
| 2015 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 1:37:08 | #293 |
| 2015 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:37:59 | #772 |
| 2015 | 2025 Marine Corps Half Marathon presented by FirstLight Home Care & Capital Automotive GroupCamp Lejeune | NC | 1:51:30 | #133 |
| 2015 | Rock 'n' Roll Washington DCWashington | DC | 1:57:07 | #3335 |
| 2015 | ORRC Vernonia Marathon, Half Marathon, and Marathon RelayBanks | OR | 2:05:18 | #201 |
| 2015 | Charlotte Marathon, Half, and 5KCharlotte | NC | 2:14:57 | #1545 |
| 2015 | Heart Breaker HalfPortland | OR | 2:24:51 | #292 |
| 2014 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 1:35:18 | #262 |
| 2014 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:37:35 | #140 |
| 2014 | Detroit Free Press MarathonDetroit | MI | 1:40:16 | #316 |
| 2014 | Heart Breaker HalfPortland | OR | 2:18:39 | #338 |
| 2014 | Bridge of the Gods RunCascade Locks | OR | 2:22:27 | #347 |
| 2014 | Holiday Half MarathonPortland | OR | 2:25:25 | #1660 |
| 2014 | Half Wit Half Marathon Trail RunReading | PA | 2:31:29 | #108 |
| 2014 | Ogden Half Marathon ClassicWheeling | WV | 3:25:32 | #86 |
| 2013 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:39:21 | #205 |
| 2013 | Monster DashMinneapolis | MN | 1:43:22 | #619 |
| 2013 | Pittsburgh Marathon WeekendPittsburgh | PA | 1:51:12 | #2082 |
| 2013 | Charlottesville Fall Classic Half MarathonCharlottesville | VA | 2:03:04 | #134 |
| 2013 | Charlotte Marathon, Half, and 5KCharlotte | NC | 2:05:48 | #1305 |
| 2013 | Detroit Free Press MarathonDetroit | MI | 2:19:01 | #5010 |
| 2013 | Hibiscus Half Marathon 5m 15KHonolulu | HI | 2:28:07 | #954 |
| 2012 | 2026 Disney Wine & Dine Half Marathon WeekendOrlando | FL | 1:24:58 | #17 |
| 2012 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 1:35:51 | #321 |
| 2012 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:36:07 | #149 |
| 2012 | Detroit Free Press MarathonDetroit | MI | 1:36:27 | #19 |
| 2012 | Boston's Run To RememberBoston | MA | 1:44:48 | #648 |
| 2012 | Drake RelaysDes Moines | IA | 2:10:24 | #1076 |
| 2012 | Oshkosh Half Marathon & Loop with myTEAM TRIUMPHOshkosh | WI | 2:30:31 | #1063 |
| 2011 | Boston's Run To RememberBoston | MA | 1:54:22 | #1269 |
| 2010 | DEXTER-ANN ARBOR RUNDexter | MI | 1:34:57 | #192 |
| 2010 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:36:02 | #152 |
| 2010 | Life Time Miami Marathon & HalfMiami | FL | 1:38:12 | #332 |
| 2010 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 3:32:10 | #14103 |
| 2009 | DEXTER-ANN ARBOR RUNDexter | MI | 1:36:42 | #274 |
| 2009 | Rock n Roll NashvilleNashville | TN | 1:51:29 | #1503 |
| 2009 | Dismal Swamp Stomp Running FestivalChesapeake | VA | 2:21:43 | #624 |
| 2009 | Ashland Half Marathon & 5kAshland | VA | 3:14:22 | #1257 |
| 2008 | Bayshore Marathon, Half Marathon, 10K, & Kids Fun RunTraverse City | MI | 1:36:20 | #73 |
| 2008 | Martian Invasion of the RacesDearborn | MI | 1:37:35 | #136 |
| 2008 | DEXTER-ANN ARBOR RUNDexter | MI | 1:39:05 | #309 |
| 2008 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:39:12 | #207 |
| 2008 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:01:55 | #3557 |
| 2008 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:05:55 | #7300 |
| 2007 | Santa Cruz Half MarathonSanta Cruz | CA | 1:35:03 | #79 |
| 2007 | DEXTER-ANN ARBOR RUNDexter | MI | 1:38:04 | #219 |
| 2007 | Capital City Half MarathonColumbus | OH | 2:03:38 | #1367 |
| 2007 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:11:52 | #8168 |
| 2006 | Nookachamps Winter RunsMount Vernon | WA | 1:22:51 | #14 |
| 2006 | DEXTER-ANN ARBOR RUNDexter | MI | 1:39:25 | #347 |
| 2006 | Shamrock MarathonVirginia Beach | VA | 1:43:57 | #519 |
| 2006 | Rock 'n' Roll San JoseSan Jose | CA | 1:47:20 | #1085 |
| 2006 | Urban Cow Half MarathonSacramento | CA | 1:50:34 | #361 |
| 2006 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 1:51:45 | #2046 |
| 2006 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:10:28 | #1367 |
| 2005 | Martian Invasion of the RacesDearborn | MI | 1:40:43 | #108 |
| 2005 | DEXTER-ANN ARBOR RUNDexter | MI | 1:42:17 | #313 |
| 2005 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 1:50:11 | #2161 |
| 2004 | DEXTER-ANN ARBOR RUNDexter | MI | 1:39:23 | #303 |
| 2004 | 2025 500 Festival Running EventsIndianapolis | IN | 3:04:35 | #18433 |
| 2003 | DEXTER-ANN ARBOR RUNDexter | MI | 1:43:45 | #569 |
| 2003 | Dutchess County ClassicWappingers Falls | NY | 2:01:42 | #222 |
| 2002 | DEXTER-ANN ARBOR RUNDexter | MI | 1:39:11 | #294 |
| 2002 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:07:33 | #4482 |
| 2001 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 1:55:54 | #1166 |
| 2000 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:55:19 | #1306 |
| 1998 | Kentucky Derby Festival Race WeekendLouisville | KY | 3:22:16 | #6269 |
| 1995 | 2025 500 Festival Running EventsIndianapolis | IN | 1:41:23 | #1510 |
| 1994 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 2:02:46 | #3247 |
| 1988 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:07:16 | #1398 |
| 1985 | Dayton River Corridor ClassicDayton | OH | 1:22:48 | #190 |
| 1984 | Dayton River Corridor ClassicDayton | OH | 1:26:57 | #309 |
| 1982 | Mercer Island Rotary Half MarathonMercer Island | WA | 1:25:25 | #103 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
MIMichigan
26 racesPAPennsylvania
11 racesNYNew York
10 racesVAVirginia
9 racesWAWashington
8 racesCACalifornia
6 racesCTConnecticut
6 racesMOMissouri
6 racesOROregon
6 racesINIndiana
4 racesNCNorth Carolina
4 racesOHOhio
4 racesWVWest Virginia
3 racesDCDistrict of Columbia
2 racesFLFlorida
2 racesGAGeorgia
2 racesILIllinois
2 racesKYKentucky
2 racesMAMassachusetts
2 racesTNTennessee
2 racesHIHawaii
1 raceIAIowa
1 raceWIWisconsin
1 race50-State Challenge
23/ 51 states + DC
28 states to go