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JB
Jennifer Brennan
FemalePennsylvania1993–2026
113
Total Finishes
69
Distinct Races
22
States (43%)
1:28:54
PR (6:47/mi)
2:14:09
Average
+1:08:42
Slower (first to last)
Medal House
2006
3M Half Marathon
1:43:30
#857 overall#241 gender
2006
Austin Marathon
1:52:07
#948 overall#276 gender
2005
San Juan Island Half
1:56:58
#56 overall#14 gender
2005
Surf City Marathon
1:58:55
#1418 overall#440 gender
2005
Greater St. Louis Marathon
2:01:16
#1304 overall#469 gender
2004
3M Half Marathon
1:46:35
#756 overall#191 gender
2004
Rock 'n' Roll Virgina Beach Half Marathon
3:07:39
#10752 overall#5731 gender
2003
3M Half Marathon
2:03:24
#1577 overall#530 gender
2002
Rock ‘n’ Roll Philadelphia Half Marathon
2:08:39
#4632 overall#1574 gender
1998
Life Time Chicago Half Marathon + 5K
2:02:33
#1636 overall#507 gender
1995
Baystate Marathon
2:00:30
#664 overall#162 gender
1993
LONG ISLAND MARATHON FESTIVAL
1:55:25
#2166 overall#274 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | St. Luke's Half Marathon & 5KAllentown | PA | 1:58:54 | #449 |
| 2026 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 3:04:07 | #7389 |
| 2025 | Texas Big Star Half MarathonFrisco | TX | 1:55:09 | #278 |
| 2025 | DONNA Marathon WeekendJacksonville Beach | FL | 1:59:37 | #697 |
| 2025 | Bethlehem Running FestivalBethlehem | PA | 2:00:16 | #365 |
| 2025 | City of Oaks MarathonRaleigh | NC | 2:14:27 | #1691 |
| 2025 | Tobacco Road MarathonCary | NC | 2:30:16 | #1404 |
| 2025 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 3:28:02 | #11045 |
| 2024 | Tobacco Road MarathonCary | NC | 2:03:26 | #814 |
| 2023 | Tobacco Road MarathonCary | NC | 2:01:46 | #803 |
| 2023 | Choice City Running FestivalFort Collins | CO | 2:02:52 | #93 |
| 2023 | The Choice City Running EventFort Collins | CO | 2:02:52 | #92 |
| 2023 | United Airlines NYC HalfNew York | NY | 2:08:00 | #13452 |
| 2022 | 2026 2XU Long Beach Marathon & Half MarathonLong Beach | CA | 1:58:30 | #1378 |
| 2022 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 2:09:41 | #4765 |
| 2021 | Main Street Half Marathon & 4 Miler - HunterdonClinton | NJ | 1:50:48 | #47 |
| 2021 | Joshua Tree Half MarathonJoshua Tree | CA | 2:05:55 | #260 |
| 2019 | Main Street Half Marathon & 4 Miler - HunterdonClinton | NJ | 1:44:16 | #41 |
| 2019 | St. Luke's Half Marathon & 5KAllentown | PA | 1:49:05 | #298 |
| 2019 | Rehoboth Seashore Marathon and Half MarathonRehoboth Beach | DE | 1:55:06 | #417 |
| 2019 | New England Half MarathonConcord | NH | 2:20:07 | #442 |
| 2019 | San Diego Holiday Half Marathon & 5KSan Diego | CA | 2:40:06 | #2210 |
| 2019 | Druthers Helderberg to Hudson Half MarathonAltamont | NY | 2:44:38 | #1942 |
| 2018 | Bull City Race FestDurham | NC | 1:28:54 | #24 |
| 2018 | Rock 'n' Roll Washington DCWashington | DC | 1:47:40 | #1331 |
| 2018 | Love Run Half MarathonPhiladelphia | PA | 2:24:19 | #4758 |
| 2018 | Covered Bridges Half MarathonWoodstock | VT | 2:50:30 | #1808 |
| 2018 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 2:59:40 | #7827 |
| 2018 | Catalina Island Half-Marathon & 10KAvalon | CA | 3:02:27 | #260 |
| 2017 | Reading Hospital Road RunReading | PA | 1:44:48 | #18 |
| 2017 | Rehoboth Seashore Marathon and Half MarathonRehoboth Beach | DE | 1:46:04 | #266 |
| 2017 | Shamrock MarathonVirginia Beach | VA | 1:46:14 | #500 |
| 2017 | Life Time Chicago Half Marathon + 5KChicago | IL | 1:55:55 | #1068 |
| 2017 | Love Run Half MarathonPhiladelphia | PA | 2:15:25 | #4210 |
| 2017 | Gettysburg Battlefield MarathonGettysburg | PA | 2:15:31 | #142 |
| 2017 | Lincoln Memorial Half MarathonSpringfield | IL | 2:21:43 | #799 |
| 2017 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:26:27 | #5570 |
| 2017 | Hamptons Marathon & Half MarathonEast Hampton | NY | 2:29:47 | #675 |
| 2017 | Covered Bridges Half MarathonWoodstock | VT | 2:50:49 | #1787 |
| 2016 | Run for the Red MarathonStroudsburg | PA | 1:42:50 | #50 |
| 2016 | Lehigh Valley Health Network Via MarathonAllentown | PA | 1:48:27 | #123 |
| 2016 | Suffolk County MarathonSuffolk County | NY | 1:58:11 | #337 |
| 2016 | Hamptons Marathon & Half MarathonEast Hampton | NY | 1:58:32 | #456 |
| 2016 | Divas Half Marathon & 5kWestbury | NY | 1:59:49 | #76 |
| 2016 | Seacoast Half MarathonPortsmouth | NH | 2:11:41 | #682 |
| 2016 | Valparaiso Half MarathonValpariaiso | IN | 2:16:28 | #205 |
| 2016 | Love Run Half MarathonPhiladelphia | PA | 2:23:28 | #5149 |
| 2016 | SHE RUNS Grand RapidsGrand Rapids | MI | 2:23:35 | #1228 |
| 2016 | Covered Bridges Half MarathonWoodstock | VT | 2:43:39 | #1789 |
| 2016 | Quad Cities Distance ClassicMoline | IL | 2:58:49 | #1476 |
| 2015 | St. Luke's Half Marathon & 5KAllentown | PA | 1:49:41 | #544 |
| 2015 | Wallis Sands Half MarathonRye | NH | 1:52:00 | #216 |
| 2015 | 1/2 Sauer 1/2 KrautPhiladelphia | PA | 1:55:57 | #96 |
| 2015 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:56:04 | #1372 |
| 2015 | United Airlines NYC HalfNew York | NY | 2:05:26 | #10590 |
| 2015 | Boston's Run To RememberBoston | MA | 2:08:01 | #3824 |
| 2015 | Love Run Half MarathonPhiladelphia | PA | 2:28:49 | #4882 |
| 2015 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:30:37 | #10582 |
| 2015 | Covered Bridges Half MarathonWoodstock | VT | 2:39:16 | #1829 |
| 2015 | Mohawk Hudson River MarathonUnknown | NY | 2:43:05 | #828 |
| 2015 | Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/WalkGrand Canyon Village | AZ | 2:45:10 | #536 |
| 2015 | 2027 Walt Disney World® Marathon WeekendOrlando | FL | 3:48:27 | #21623 |
| 2014 | 1/2 Sauer 1/2 KrautPhiladelphia | PA | 1:41:56 | #51 |
| 2014 | United Airlines NYC HalfNew York | NY | 2:07:28 | #12583 |
| 2014 | SHE RUNS Grand RapidsGrand Rapids | MI | 2:18:20 | #849 |
| 2014 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:45:17 | #13327 |
| 2014 | Tinker Bell Half MarathonAnaheim | CA | 3:12:25 | #8969 |
| 2014 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 3:43:35 | #18511 |
| 2014 | Tacoma City Marathon / Half / Ghost / 10K / 5K / 1KTacoma | WA | 4:03:07 | #1244 |
| 2013 | Lehigh Valley Health Network Via MarathonAllentown | PA | 1:37:46 | #73 |
| 2013 | St. Luke's Half Marathon & 5KAllentown | PA | 1:43:52 | #413 |
| 2013 | Surftown Half, 2-Person Relay & 5KWesterly | RI | 1:51:32 | #444 |
| 2013 | Runner's World Half Marathon and FestivalBethlehem | PA | 1:52:16 | #791 |
| 2013 | Naperville Half MarathonNaperville | IL | 2:09:19 | #658 |
| 2013 | Covered Bridges Half MarathonWoodstock | VT | 2:27:14 | #1430 |
| 2013 | Tacoma City Marathon / Half / Ghost / 10K / 5K / 1KTacoma | WA | 3:25:37 | #1007 |
| 2012 | Lehigh Valley Health Network Via MarathonAllentown | PA | 1:40:02 | #64 |
| 2012 | Adirondack Marathon Distance FestivalSchroon Lake | NY | 1:57:05 | #153 |
| 2012 | Philadelphia MarathonPhiladelphia | PA | 1:58:51 | #3202 |
| 2012 | Newport MarathonNewport | RI | 2:06:30 | #1694 |
| 2012 | Surftown Half, 2-Person Relay & 5KWesterly | RI | 2:10:30 | #802 |
| 2012 | Delaware Running FestivalWilmington | DE | 2:36:29 | #779 |
| 2012 | Rock 'n' Roll Las VegasLas Vegas | NV | 2:49:21 | #15732 |
| 2012 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 3:24:55 | #14703 |
| 2012 | Ogden MarathonOgden | UT | 3:27:15 | #3088 |
| 2011 | St. Luke's Half Marathon & 5KAllentown | PA | 1:49:19 | #703 |
| 2011 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:02:19 | #2128 |
| 2011 | Lincoln Memorial Half MarathonSpringfield | IL | 2:04:10 | #615 |
| 2011 | Kentucky Derby Festival Race WeekendLouisville | KY | 2:13:16 | #4974 |
| 2011 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 2:45:23 | #12865 |
| 2010 | St. Luke's Half Marathon & 5KAllentown | PA | 1:42:58 | #419 |
| 2010 | Second Wind Christie Clinic Illinois Race Weekend Training ProgramChampaign | IL | 1:49:47 | #579 |
| 2010 | Detroit Free Press MarathonDetroit | MI | 2:01:51 | #2504 |
| 2010 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 2:03:34 | #4434 |
| 2010 | Seacoast Half MarathonPortsmouth | NH | 2:08:29 | #653 |
| 2010 | Fairfield Road RacesFairfield | CT | 2:08:58 | #1521 |
| 2010 | Naperville Trails Half Marathon & 10KWheaton | IL | 2:11:03 | #319 |
| 2010 | Parks Half MarathonRockville | MD | 2:17:36 | #1582 |
| 2009 | St. Luke's Half Marathon & 5KAllentown | PA | 1:52:32 | #865 |
| 2009 | Monster DashMinneapolis | MN | 2:11:38 | #1690 |
| 2009 | Boston's Run To RememberBoston | MA | 2:22:29 | #3577 |
| 2008 | St. Luke's Half Marathon & 5KAllentown | PA | 1:50:28 | #890 |
| 2008 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 1:51:04 | #1481 |
| 2008 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:04:59 | #4115 |
| 2008 | 2025 500 Festival Running EventsIndianapolis | IN | 2:08:10 | #10658 |
| 2008 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 2:11:18 | #1819 |
| 2007 | St. Luke's Half Marathon & 5KAllentown | PA | 1:51:36 | #910 |
| 2007 | Seacoast Half MarathonPortsmouth | NH | 1:57:54 | #396 |
| 2007 | 2025 500 Festival Running EventsIndianapolis | IN | 2:01:17 | #7673 |
| 2007 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 2:03:38 | #3485 |
| 2006 | 3M Half MarathonAustin | TX | 1:43:30 | #857 |
| 2006 | Austin MarathonAustin | TX | 1:52:07 | #948 |
| 2006 | Greater St. Louis MarathonSt. Louis | MO | 1:55:21 | #1445 |
| 2006 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:58:51 | #2898 |
| 2006 | Seacoast Half MarathonPortsmouth | NH | 2:04:55 | #380 |
| 2006 | 2025 500 Festival Running EventsIndianapolis | IN | 2:49:24 | #19927 |
| 2005 | San Juan Island HalfFriday Harbor | WA | 1:56:58 | #56 |
| 2005 | Surf City MarathonHuntington Beach | CA | 1:58:55 | #1418 |
| 2005 | Greater St. Louis MarathonSt. Louis | MO | 2:01:16 | #1304 |
| 2004 | 3M Half MarathonAustin | TX | 1:46:35 | #756 |
| 2004 | Rock 'n' Roll Virgina Beach Half MarathonVirginia Beach | VA | 3:07:39 | #10752 |
| 2003 | 3M Half MarathonAustin | TX | 2:03:24 | #1577 |
| 2002 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:08:39 | #4632 |
| 1998 | Life Time Chicago Half Marathon + 5KChicago | IL | 2:02:33 | #1636 |
| 1995 | Baystate MarathonLowell | MA | 2:00:30 | #664 |
| 1993 | LONG ISLAND MARATHON FESTIVALEast Meadow | NY | 1:55:25 | #2166 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
PAPennsylvania
28 racesILIllinois
13 racesNYNew York
12 racesFLFlorida
7 racesCACalifornia
6 racesNHNew Hampshire
6 racesNCNorth Carolina
5 racesTXTexas
5 racesVAVirginia
5 racesVTVermont
5 racesINIndiana
4 racesDEDelaware
3 racesMAMassachusetts
3 racesMIMichigan
3 racesNJNew Jersey
3 racesRIRhode Island
3 racesWAWashington
3 racesCOColorado
2 racesMOMissouri
2 racesMDMaryland
1 raceMNMinnesota
1 raceUTUtah
1 race50-State Challenge
22/ 51 states + DC
29 states to go