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RO
Robert O'Brien
MaleNew York1997–2025
56
Total Finishes
41
Distinct Races
16
States (31%)
1:15:09
PR (5:44/mi)
2:00:16
Average
-0:12:43
Faster (first to last)
Medal House
2005
Kaiser Permanente San Francisco Half Marathon & 5K
1:50:37
#1225 overall#911 gender
2005
U.S. Polo Assn. Palm Beaches Marathon
2:22:08
#1470 overall#741 gender
2003
Rock ‘n’ Roll Philadelphia Half Marathon
1:58:40
#3984 overall#2787 gender
2002
The LESS Popular Brooklyn Half Marathon!
1:47:30
#1306 overall#1082 gender
2002
Rock ‘n’ Roll Philadelphia Half Marathon
2:06:58
#4400 overall#2939 gender
2001
Rock ‘n’ Roll Philadelphia Half Marathon
1:25:55
#329 overall#288 gender
2001
NYCRUNS Brooklyn Ice Cream Social Half Marathon
1:46:02
#686 overall#606 gender
2001
Georgetown to Idaho Springs Half Marathon
2:31:57
#2362 overall#1218 gender
2000
South Shore Half Marathon
1:37:07
#121 overall#108 gender
2000
NYRR Fred Lebow Half Marathon
1:39:19
#863 overall#781 gender
1999
South Shore Half Marathon
1:36:34
#129 overall#115 gender
1997
Baystate Marathon
2:01:22
#1050 overall#714 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Brooks Lake Sammamish Half Marathon presented by REIRedmond | WA | 1:48:39 | #637 |
| 2024 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:37:01 | #2965 |
| 2024 | Eddie Ferrell St. Patrick's Music City Half Marathon, 10K & 5KNashville | TN | 1:42:01 | #88 |
| 2024 | Kirkland Half Marathon & 5KKirkland | WA | 1:46:56 | #55 |
| 2024 | Beat the BlerchCarnation | WA | 1:49:21 | #51 |
| 2024 | Beat The BlerchCarnation | WA | 1:49:22 | #51 |
| 2024 | United Airlines NYC HalfNew York | NY | 1:50:51 | #7638 |
| 2024 | NYRR Fred Lebow Half MarathonNew York | NY | 2:00:12 | #1885 |
| 2023 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:41:34 | #3939 |
| 2023 | NYRR Fred Lebow Half MarathonNew York | NY | 1:46:57 | #1254 |
| 2023 | London OH MarathonLondon | OH | 1:50:58 | #46 |
| 2023 | Providence MarathonProvidence | RI | 2:13:30 | #1597 |
| 2022 | MERCY HEALTH GLASS CITY MARATHONToledo | OH | 1:48:25 | #303 |
| 2022 | Champlain Islands Marathon & Half MarathonSouth Hero | VT | 1:54:44 | #85 |
| 2020 | Warm Up ColumbusColumbus | OH | 1:54:59 | #70 |
| 2019 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:46:15 | #5426 |
| 2019 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 1:57:02 | #2455 |
| 2019 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 2:01:26 | #1376 |
| 2019 | Rock 'n' Roll New OrleansNew Orleans | LA | 2:07:31 | #1919 |
| 2018 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:47:47 | #2715 |
| 2018 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 2:11:33 | #2135 |
| 2018 | Hotlanta Half MarathonAtlanta | GA | 2:20:09 | #589 |
| 2017 | Luau 5K, 10K, & 13.1M at Athens, GA (19)Athens | GA | 2:13:29 | #925 |
| 2017 | 30A Half Marathon + 5KSanta Rosa Beach | FL | 2:16:23 | #181 |
| 2016 | Milwaukee MarathonMilwaukee | WI | 1:58:33 | #521 |
| 2015 | Luau 5K, 10K, & 13.1M at Athens, GA (19)Athens | GA | 2:12:31 | #1075 |
| 2015 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:58:27 | #3748 |
| 2014 | Luau 5K, 10K, & 13.1M at Athens, GA (19)Athens | GA | 2:11:04 | #1317 |
| 2014 | Hotlanta Half MarathonAtlanta | GA | 2:31:33 | #829 |
| 2013 | Mercedes Benz Marathon and Half MarathonBirmingham | AL | 1:36:22 | #171 |
| 2013 | Ashland Half Marathon & 5kAshland | VA | 1:50:29 | #347 |
| 2013 | Luau 5K, 10K, & 13.1M at Athens, GA (19)Athens | GA | 2:10:12 | #1460 |
| 2013 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 2:16:54 | #4880 |
| 2012 | 2026 - NorthShore Inline MarathonDuluth | MN | 1:15:09 | #236 |
| 2012 | B.A.A. Half MarathonBoston | MA | 1:28:02 | #136 |
| 2012 | Indianapolis Monumental MarathonIndianapolis | IN | 1:38:26 | #380 |
| 2012 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:54:43 | #2031 |
| 2012 | 2025 500 Festival Running EventsIndianapolis | IN | 1:58:36 | #5198 |
| 2012 | Thanksgiving Day Half MarathonAtlanta | GA | 2:13:08 | #4494 |
| 2012 | Luau 5K, 10K, & 13.1M at Athens, GA (19)Athens | GA | 2:17:13 | #1656 |
| 2011 | Thanksgiving Day Half MarathonAtlanta | GA | 2:22:04 | #6119 |
| 2010 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:59:21 | #4210 |
| 2010 | Flying Pig Pump and RunCincinnati | OH | 2:06:05 | #2387 |
| 2009 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 2:53:39 | #12622 |
| 2008 | Nookachamps Winter RunsMount Vernon | WA | 1:48:25 | #107 |
| 2008 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 1:49:36 | #1148 |
| 2007 | Baltimore Running FestivalBaltimore | MD | 4:08:29 | #5032 |
| 2006 | United Airlines NYC HalfNew York | NY | 1:41:21 | #1283 |
| 2005 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 1:50:37 | #1225 |
| 2005 | U.S. Polo Assn. Palm Beaches MarathonWest Palm Beach | FL | 2:22:08 | #1470 |
| 2005 | North Shore ClassicHighland Park | IL | 2:37:32 | #985 |
| 2003 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:58:40 | #3984 |
| 2002 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:47:30 | #1306 |
| 2002 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:06:58 | #4400 |
| 2001 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:25:55 | #329 |
| 2001 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 1:46:02 | #686 |
| 2001 | Georgetown to Idaho Springs Half MarathonUnknown | CO | 2:31:57 | #2362 |
| 2000 | South Shore Half MarathonMilwaukee | WI | 1:37:07 | #121 |
| 2000 | NYRR Fred Lebow Half MarathonNew York | NY | 1:39:19 | #863 |
| 1999 | South Shore Half MarathonMilwaukee | WI | 1:36:34 | #129 |
| 1997 | Baystate MarathonLowell | MA | 2:01:22 | #1050 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
GAGeorgia
11 racesNYNew York
11 racesWAWashington
5 racesILIllinois
4 racesOHOhio
4 racesCACalifornia
3 racesPAPennsylvania
3 racesWIWisconsin
3 racesINIndiana
2 racesMAMassachusetts
2 racesVAVirginia
2 racesCOColorado
1 raceMNMinnesota
1 raceTNTennessee
1 raceVTVermont
1 raceMEMaine
0 races50-State Challenge
16/ 51 states + DC
35 states to go