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RG
Robert Gronski Jr
MalePennsylvania2009–2026
20
Total Finishes
9
Different Races
4
States (8%)
1:22:51
PR (6:19/mi)
1:52:16
Average
+1:08:52
Slower (first to last)
Medal House
2014
Essex Half Marathon
1:34:18
#18 overall#15 gender
2014
Battlefield Half Marathon
1:38:06
#46 overall#33 gender
2014
D&H Rail Trails Half Marathon
2:02:14
#163 overall#108 gender
2014
Rehoboth Seashore Marathon and Half Marathon
2:03:41
#498 overall#251 gender
2013
St. Luke's Half Marathon & 5K
1:27:08
#51 overall#45 gender
2012
Catharine Vally Half Marathon
1:22:51
#7 overall#7 gender
2012
St. Luke's Half Marathon & 5K
1:24:42
#41 overall#37 gender
2012
Novo Nordisk New Jersey Marathon
2:00:45
#2170 overall#1222 gender
2012
2027 Walt Disney World® Marathon Weekend
2:10:48
#5333 overall#3545 gender
2011
St. Luke's Half Marathon & 5K
1:34:51
#157 overall#131 gender
2010
D&H Rail Trails Half Marathon
2:00:29
#145 overall#99 gender
2009
St. Luke's Half Marathon & 5K
1:27:25
#36 overall#33 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Scranton Half MarathonScranton | PA | 2:36:17 | #1696 |
| 2025 | Scranton Half MarathonScranton | PA | 2:08:42 | #751 |
| 2019 | Scranton Half MarathonScranton | PA | 2:25:25 | #1373 |
| 2018 | Scranton Half MarathonScranton | PA | 2:30:00 | #1556 |
| 2017 | Scranton Half MarathonScranton | PA | 2:09:46 | #1228 |
| 2016 | St. Luke's Half Marathon & 5KAllentown | PA | 1:30:51 | #58 |
| 2016 | Scranton Half MarathonScranton | PA | 1:34:55 | #109 |
| 2015 | Fairfield Road RacesFairfield | CT | 1:30:51 | #104 |
| 2015 | Scranton Half MarathonScranton | PA | 2:12:01 | #1372 |
| 2014 | Essex Half MarathonEssex Junction | VT | 1:34:18 | #18 |
| 2014 | Battlefield Half MarathonWinchester | VA | 1:38:06 | #46 |
| 2014 | D&H Rail Trails Half MarathonForest City | PA | 2:02:14 | #163 |
| 2014 | Rehoboth Seashore Marathon and Half MarathonRehoboth Beach | DE | 2:03:41 | #498 |
| 2014 | Rock n Roll NashvilleNashville | TN | 2:24:45 | #9851 |
| 2013 | St. Luke's Half Marathon & 5KAllentown | PA | 1:27:08 | #51 |
| 2012 | Catharine Vally Half MarathonWatkins Glen | NY | 1:22:51 | #7 |
| 2012 | St. Luke's Half Marathon & 5KAllentown | PA | 1:24:42 | #41 |
| 2012 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:00:45 | #2170 |
| 2012 | 2027 Walt Disney World® Marathon WeekendOrlando | FL | 2:10:48 | #5333 |
| 2011 | St. Luke's Half Marathon & 5KAllentown | PA | 1:34:51 | #157 |
| 2010 | D&H Rail Trails Half MarathonForest City | PA | 2:00:29 | #145 |
| 2009 | St. Luke's Half Marathon & 5KAllentown | PA | 1:27:25 | #36 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
PAPennsylvania
14 racesCTConnecticut
1 raceDEDelaware
1 raceVTVermont
1 race50-State Challenge
4/ 51 states + DC
47 states to go