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KO
Kevin O'Brien
MaleColorado1987–2026
179
Total Finishes
117
Distinct Races
33
States (65%)
1:20:24
PR (6:08/mi)
2:01:00
Average
+0:02:37
Slower (first to last)
Medal House
2004
Eversource Hartford Marathon, Half Marathon, Relay & Charity 5K
2:01:07
#943 overall#603 gender
2004
Carlsbad Marathon
2:05:49
#2119 overall#1285 gender
2002
Rock n Roll Nashville
2:57:31
#4995 overall#2250 gender
2001
Seattle Marathon
2:00:34
#1606 overall#1057 gender
1994
LONG ISLAND MARATHON FESTIVAL
2:58:18
#5551 overall#4114 gender
1992
The Unforgettable Staten Island Half Marathon!
1:50:37
#928 overall#794 gender
1991
The Unforgettable Staten Island Half Marathon!
1:44:00
#597 overall#544 gender
1990
The Unforgettable Staten Island Half Marathon!
1:48:29
#858 overall#762 gender
1989
The LESS Popular Brooklyn Half Marathon!
1:47:05
#1097 overall#970 gender
1988
The Unforgettable Staten Island Half Marathon!
1:42:15
#620 overall#568 gender
1988
The LESS Popular Brooklyn Half Marathon!
1:49:25
#950 overall#841 gender
1987
The Unforgettable Staten Island Half Marathon!
1:50:32
#728 overall#662 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Austin MarathonAustin | TX | 1:50:35 | #1829 |
| 2026 | Garmin Marathon DurhamDurham | NC | 1:53:09 | #598 |
| 2025 | Space Coast Marathon & Half MarathonCocoa | FL | — | — |
| 2025 | 9th Annual Historic Hillsborough Half Marathon and 5K - 2026Hillsborough | NC | 1:57:56 | #147 |
| 2025 | Beach and Back Half Marathon & 5KMarshfield | MA | 2:27:32 | #431 |
| 2025 | Med City Marathon, presented by ActivePTRochester | MN | 2:37:52 | #701 |
| 2024 | Florida Shamrock Distance ClassicSaint Petersburg | FL | 1:43:40 | #27 |
| 2024 | Florida Shamrock Halfathon and 5KSt Petersburg | FL | 1:43:41 | #27 |
| 2024 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 2:16:49 | #852 |
| 2024 | Hapalua Hawaii's Half MarathonHonolulu | HI | 2:19:52 | #2215 |
| 2024 | Ocean View Half Marathon & 5KIpswich | MA | 2:25:42 | #281 |
| 2024 | Annapolis Running FestivalAnnapolis | MD | 2:25:56 | #671 |
| 2024 | Annapolis Running FestivalAnnapolis | MD | 2:25:57 | #672 |
| 2024 | Space Coast Marathon & Half MarathonCocoa | FL | 3:53:56 | #2728 |
| 2023 | Rock 'n' Roll Washington DCWashington | DC | 1:36:55 | #612 |
| 2023 | DONNA Marathon WeekendJacksonville Beach | FL | 1:45:26 | #157 |
| 2023 | Milwaukee Lakefront MarathonMilwaukee | WI | 1:46:58 | #202 |
| 2023 | Big Woods RunFaribault | MN | 1:59:50 | #12 |
| 2023 | Rock n Roll NashvilleNashville | TN | 2:18:49 | #5230 |
| 2023 | Maine Coast MarathonWells | ME | 2:20:34 | #966 |
| 2023 | Ocean View Half Marathon & 5KIpswich | MA | 2:27:17 | #252 |
| 2023 | Druthers Helderberg to Hudson Half MarathonAltamont | NY | 2:27:52 | #1161 |
| 2023 | Maine Marathon, Half Marathon and Marathon RelayPortland | ME | 3:01:15 | #1754 |
| 2023 | End of the Road Half Marathon & One Tunnel 4 MilerWaterfall | PA | 3:25:22 | #281 |
| 2022 | Long Grove's Prairie State Half Marathon, 10K & Oktoberfest 5KLong Grove | IL | 1:33:21 | #10 |
| 2022 | Midwest Financial Group Madison Mini MarathonMadison | WI | 1:38:19 | #66 |
| 2022 | Rock 'n' Roll Washington DCWashington | DC | 1:38:49 | #529 |
| 2022 | Sunset Coast RunMullaloo | WA | 1:45:44 | #59 |
| 2022 | 17th Annual Myrtle Beach Mini Marathon & Coastal 5KMyrtle Beach | SC | 1:46:21 | #254 |
| 2022 | Perth Half MarathonBurswood | WA | 1:47:55 | #353 |
| 2022 | Black Bear Half Marathon & 8KHendersonville | NC | 1:50:23 | #62 |
| 2022 | St. Paddy's Day Run TacomaTacoma | WA | 2:12:53 | #132 |
| 2022 | Newburyport Spring Half MarathonNewburyport | MA | 2:20:07 | #355 |
| 2022 | Flying Pirate Half MarathonKill Devil Hills | NC | 2:43:29 | #376 |
| 2021 | Madison MarathonMadison | WI | 1:33:38 | #121 |
| 2021 | Rockin Brews MadisonMadison | WI | 1:34:26 | #27 |
| 2021 | South Shore Half Marathon and 5KHanover | MA | 2:10:25 | #376 |
| 2021 | New Hampshire Marathon, 10K, and 5K WalkBristol | NH | 2:20:01 | #107 |
| 2021 | Delaware & Lehigh Heritage Half Marathon Walk and RunSlatington | PA | 2:58:46 | #536 |
| 2020 | The Social Distance RunYour Town | WA | 2:13:34 | #178 |
| 2020 | End of the Road Half Marathon & One Tunnel 4 MilerWaterfall | PA | 2:44:32 | #161 |
| 2020 | Everyone Runs Veteran's DayTucson | AZ | 2:55:56 | #10 |
| 2019 | Rim Rock Marathon and Half MarathonFruita | CO | 1:27:41 | #12 |
| 2019 | Canyonlands Half MarathonMoab | UT | 1:28:32 | #34 |
| 2019 | 2027 Syracuse Half MarathonSyracuse | NY | 1:37:45 | #218 |
| 2019 | Iron Horse Half MarathonNorth Bend | WA | 2:01:34 | #512 |
| 2019 | North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)Port Angeles | WA | 2:03:29 | #212 |
| 2019 | Santa Runs TacomaTacoma | WA | 2:08:58 | #176 |
| 2019 | Flying Pig Pump and RunCincinnati | OH | 2:20:20 | #5299 |
| 2019 | New Hampshire Marathon, 10K, and 5K WalkBristol | NH | 2:35:01 | #153 |
| 2019 | Seattle MarathonSeattle | WA | 2:41:42 | #3087 |
| 2019 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:46:59 | #7125 |
| 2019 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 2:52:29 | #25264 |
| 2018 | Revel RockiesDenver | CO | 1:25:06 | #16 |
| 2018 | Moose Pond Half Marathon and 5KBridgton | ME | 1:28:14 | #9 |
| 2018 | Vermont Craft Beer Half MarathonSt Albans City | VT | 1:42:52 | #8 |
| 2018 | Reindeer Run Half Marathon & 10K / 5KFernandina Beach | FL | 1:55:43 | #44 |
| 2018 | Schaumburg Turkey Trot Half Marathon & 5KElk Grove Village | IL | 1:55:55 | #398 |
| 2018 | St. Paddy's Day Run TacomaTacoma | WA | 2:04:04 | #182 |
| 2018 | North Olympic Discovery Marathon (5K / 10K/ Half / Full / Relay / Kids Marathon)Port Angeles | WA | 2:06:38 | #251 |
| 2018 | Santa Runs TacomaTacoma | WA | 2:06:45 | #181 |
| 2017 | Rim Rock Marathon and Half MarathonFruita | CO | 1:21:43 | #8 |
| 2017 | Canyonlands Half MarathonMoab | UT | 1:26:14 | #35 |
| 2017 | 2026 Biggest Little Half Marathon, 10K & 5KReno | NV | 1:27:58 | #6 |
| 2017 | Aspen Valley MarathonAspen | CO | 1:28:01 | #6 |
| 2017 | Thanksgiving Day Half MarathonAtlanta | GA | 1:37:59 | #340 |
| 2017 | 2027 Syracuse Half MarathonSyracuse | NY | 1:47:10 | #739 |
| 2017 | 13.1 Fort LauderdaleFort Lauderdale | FL | 2:15:05 | #342 |
| 2017 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:42:59 | #7177 |
| 2017 | Detroit Free Press MarathonDetroit | MI | 2:56:05 | #8172 |
| 2016 | Rim Rock Marathon and Half MarathonFruita | CO | 1:20:24 | #3 |
| 2016 | Shamrock Run PortlandPortland | OR | 1:25:25 | #32 |
| 2016 | Mt. Sneffels Half Marathon & 10KOuray | CO | 1:27:25 | #16 |
| 2016 | Thanksgiving Day Half MarathonAtlanta | GA | 1:29:50 | #98 |
| 2016 | Fueled by Fine WineDundee | OR | 1:36:10 | #9 |
| 2016 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:46:50 | #993 |
| 2016 | XTERRA Trail Run World ChampionshipKaaawa | HI | 1:55:07 | #49 |
| 2016 | Whidbey Island MarathonOak Harbor | WA | 1:59:36 | #160 |
| 2016 | Garmin Olathe Marathon, Half Marathon and 10K in the land of OzOlathe | KS | 2:07:31 | #674 |
| 2016 | Annapolis Running ClassicAnnapolis | MD | 2:11:18 | #1011 |
| 2016 | Delaware & Lehigh Heritage Half Marathon Walk and RunSlatington | PA | 2:27:57 | #553 |
| 2015 | Revel RockiesDenver | CO | 1:23:59 | #5 |
| 2015 | Thanksgiving Day Half MarathonAtlanta | GA | 1:26:21 | #71 |
| 2015 | Mt. Sneffels Half Marathon & 10KOuray | CO | 1:27:39 | #36 |
| 2015 | Canyonlands Half MarathonMoab | UT | 1:28:06 | #36 |
| 2015 | Parks Half MarathonRockville | MD | 1:33:23 | #103 |
| 2015 | Fueled by Fine WineDundee | OR | 1:33:57 | #12 |
| 2015 | Brewers Mini Marathonmilwaukee | WI | 1:49:05 | #328 |
| 2015 | Earth Rock RunNorth Andover | MA | 2:02:05 | #259 |
| 2015 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:19:46 | #5528 |
| 2015 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:22:28 | #6502 |
| 2015 | Detroit Free Press MarathonDetroit | MI | 2:55:14 | #8930 |
| 2015 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 3:33:30 | #11363 |
| 2015 | 2027 Walt Disney World® Marathon WeekendOrlando | FL | 3:36:08 | #20656 |
| 2014 | Bryce Canyon Half MarathonBryce Canyon | UT | 1:23:08 | #14 |
| 2014 | Canyonlands Half MarathonMoab | UT | 1:23:31 | #32 |
| 2014 | Steamworks Half MarathonDurango | CO | 1:26:46 | #4 |
| 2014 | Thirsty 13 Half MarathonDurango | CO | 1:27:02 | #10 |
| 2014 | Thanksgiving Day Half MarathonAtlanta | GA | 1:31:30 | #157 |
| 2014 | Brewers Mini Marathonmilwaukee | WI | 1:32:13 | #52 |
| 2014 | South Shore Half MarathonMilwaukee | WI | 1:34:43 | #71 |
| 2014 | Festival Foods La Crosse MarathonLa Crosse | WI | 1:53:15 | #243 |
| 2014 | Garmin Olathe Marathon, Half Marathon and 10K in the land of OzOlathe | KS | 1:54:18 | #473 |
| 2014 | Flying Pirate Half MarathonKill Devil Hills | NC | 2:09:39 | #633 |
| 2014 | Delaware & Lehigh Heritage Half Marathon Walk and RunSlatington | PA | 2:18:33 | #306 |
| 2014 | Get Lucky Half MarathonMinneapolis | MN | 2:34:17 | #1986 |
| 2013 | Canyonlands Half MarathonMoab | UT | 1:23:14 | #38 |
| 2013 | Autumn RunBuena Vista | CO | 1:26:56 | #13 |
| 2013 | Steamworks Half MarathonDurango | CO | 1:27:34 | #7 |
| 2013 | Mt. Sneffels Half Marathon & 10KOuray | CO | 1:32:04 | #19 |
| 2013 | Brewers Mini Marathonmilwaukee | WI | 1:33:52 | #89 |
| 2013 | Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In Hand | PA | 1:53:57 | #335 |
| 2013 | Florida Halloween Halfathon & 5k raceTierra Verde | FL | 2:05:43 | #307 |
| 2013 | Festival Foods La Crosse MarathonLa Crosse | WI | 2:07:21 | #601 |
| 2013 | Heart Mini MarathonCincinnati | OH | 2:07:30 | #2797 |
| 2013 | Fargo Marathon WeekendFargo | ND | 2:14:26 | #3224 |
| 2013 | Monster DashMinneapolis | MN | 2:17:04 | #3868 |
| 2013 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:17:28 | #3622 |
| 2013 | Flying Pirate Half MarathonKill Devil Hills | NC | 2:23:02 | #987 |
| 2013 | 2025 500 Festival Running EventsIndianapolis | IN | 2:25:12 | #16153 |
| 2013 | Jemez Mountain Trail RunLos Alamos | NM | 2:34:25 | #59 |
| 2013 | Historic Half Training (sponsored by FARC)Fredericksburg | VA | 3:05:51 | #5892 |
| 2012 | Steamworks Half MarathonDurango | CO | 1:28:18 | #6 |
| 2012 | Mt. Sneffels Half Marathon & 10KOuray | CO | 1:29:07 | #16 |
| 2012 | Canyonlands Half MarathonMoab | UT | 1:33:07 | #97 |
| 2012 | Brewers Mini Marathonmilwaukee | WI | 1:34:39 | #119 |
| 2012 | Snow Joke Half MarathonSeeley Lake | MT | 1:38:42 | #67 |
| 2012 | Snow Joke Half MarathonSeeley Lake | MT | 1:38:42 | #67 |
| 2012 | Seaside Half-Marathon and 5KSeaside | FL | 1:44:46 | #173 |
| 2012 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:52:46 | #2459 |
| 2012 | Runner's World Half Marathon and FestivalBethlehem | PA | 1:58:05 | #1246 |
| 2012 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:05:50 | #2713 |
| 2012 | Flying Pirate Half MarathonKill Devil Hills | NC | 2:08:25 | #670 |
| 2012 | Jersey Shore Half Marathon and 2 Mile RunHighlands | NJ | 2:08:25 | #543 |
| 2012 | Bird-in-Hand Half Marathon, 5K, and Kid's Fun RunBird In Hand | PA | 2:12:42 | #533 |
| 2012 | Run SF "Golden Gate City" 5K/10K/13.1San Francisco | CA | 2:23:28 | #2404 |
| 2012 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:32:49 | #5087 |
| 2011 | Healdsburg Half MarathonHealdsburg | CA | 1:21:35 | #4 |
| 2011 | Mt. Sneffels Half Marathon & 10KOuray | CO | 1:25:39 | #2 |
| 2011 | Steamworks Half MarathonDurango | CO | 1:26:37 | #5 |
| 2011 | Canyonlands Half MarathonMoab | UT | 1:27:14 | #48 |
| 2011 | Chi Town Half Marathon & 10KChicago | IL | 1:28:40 | #33 |
| 2011 | Governor's CupHelena | MT | 1:34:58 | #22 |
| 2011 | Life Time Miami Marathon & HalfMiami | FL | 1:41:55 | #880 |
| 2011 | Race for the Green 5K, Half Marathon, & Half Marathon RelaySeneca | SC | 1:47:39 | #27 |
| 2011 | City of Oaks MarathonRaleigh | NC | 1:53:17 | #514 |
| 2011 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 2:13:45 | #3829 |
| 2011 | Ocean City Running, 5k, Half MarathonOcean City | MD | 2:25:07 | #1013 |
| 2010 | Canyonlands Half MarathonMoab | UT | 1:23:38 | #36 |
| 2010 | Surf City MarathonHuntington Beach | CA | 1:26:15 | #86 |
| 2010 | Mt. Sneffels Half Marathon & 10KOuray | CO | 1:28:16 | #6 |
| 2010 | Schaumburg Turkey Trot Half Marathon & 5KElk Grove Village | IL | 1:33:15 | #38 |
| 2010 | Newport MarathonNewport | RI | 1:48:07 | #445 |
| 2010 | Pikes Peak AscentManitou Springs | CO | 3:45:55 | #399 |
| 2009 | Autumn RunBuena Vista | CO | 1:29:42 | #12 |
| 2009 | Canyonlands Half MarathonMoab | UT | 1:30:12 | #97 |
| 2009 | Historic Half Training (sponsored by FARC)Fredericksburg | VA | 1:49:47 | #733 |
| 2009 | 2026 - San Antonio MarathonSan Antonio | TX | 2:42:32 | #12362 |
| 2009 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 3:14:18 | #4534 |
| 2008 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 1:30:44 | #80 |
| 2008 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 2:05:27 | #2377 |
| 2008 | United Airlines NYC HalfNew York | NY | 2:09:29 | #6293 |
| 2008 | Outer Banks MarathonManteo | NC | 3:39:27 | #2606 |
| 2007 | Laguna Hills Memorial Day Half Marathon, 5K & 10KLaguna Hills | CA | 1:30:41 | #48 |
| 2007 | La Jolla Half Marathon & 5KSan Diego | CA | 1:35:36 | #140 |
| 2007 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 1:56:50 | #3630 |
| 2007 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 2:04:50 | #1569 |
| 2007 | Outer Banks MarathonManteo | NC | 3:14:30 | #1939 |
| 2006 | Critz Tybee Run FestSavannah | GA | 1:47:50 | #180 |
| 2006 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:55:06 | #3699 |
| 2006 | Estes Park MarathonEstes Park | CO | 2:14:30 | #90 |
| 2006 | Cleveland Marathon & Half MarathonCleveland | OH | 2:57:01 | #1937 |
| 2005 | Laguna Hills Memorial Day Half Marathon, 5K & 10KLaguna Hills | CA | 1:33:44 | #80 |
| 2005 | Critz Tybee Run FestSavannah | GA | 1:46:11 | #192 |
| 2004 | Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford | CT | 2:01:07 | #943 |
| 2004 | Carlsbad MarathonCarlsbad | CA | 2:05:49 | #2119 |
| 2002 | Rock n Roll NashvilleNashville | TN | 2:57:31 | #4995 |
| 2001 | Seattle MarathonSeattle | WA | 2:00:34 | #1606 |
| 1994 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 2:58:18 | #5551 |
| 1992 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:50:37 | #928 |
| 1991 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:44:00 | #597 |
| 1990 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:48:29 | #858 |
| 1989 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:47:05 | #1097 |
| 1988 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:42:15 | #620 |
| 1988 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:49:25 | #950 |
| 1987 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:50:32 | #728 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
COColorado
22 racesNYNew York
14 racesWAWashington
13 racesFLFlorida
11 racesWIWisconsin
11 racesNCNorth Carolina
10 racesPAPennsylvania
10 racesUTUtah
10 racesCACalifornia
9 racesGAGeorgia
6 racesMAMassachusetts
6 racesOHOhio
6 racesILIllinois
5 racesMDMaryland
5 racesMNMinnesota
4 racesNJNew Jersey
4 racesVAVirginia
4 racesMEMaine
3 racesMTMontana
3 racesOROregon
3 racesTXTexas
3 racesDCDistrict of Columbia
2 racesHIHawaii
2 racesKSKansas
2 racesMIMichigan
2 racesSCSouth Carolina
2 racesTNTennessee
2 racesINIndiana
1 raceNMNew Mexico
1 raceVTVermont
1 raceALAlabama
0 racesIAIowa
0 racesIDIdaho
0 races50-State Challenge
33/ 51 states + DC
18 states to go