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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Mazerski, Grzegorz   Submit Personal Website Send Link 
Club:  
Residence: Gdańsk
Year of birth: 1978 (Cat. german: M45)
Date of birth: 15.07.1978 (Cat. internat.: M45)
Nationality: POL POL Poland
RunnerID: 765133
 

16 search results (16 Events, 1234.4 km).  (More)

2025 1 Event, 65 km  (More)
13.-14.12.2025 Winter Trail Malopolska 65 (POL) 65km
15:41:15 h Mazerski, Grzegorz   Overall: 36 M: 33 Cat M45: 8
2024 1 Event, 78.7 km  (More)
12.10.2024 UltraKotlina80 (POL) 78.7km
11:39:42 h Mazerski, Grzegorz   Overall: 74 M: 64 Cat M45: 12
2023 1 Event, 102 km  (More)
21.10.2023 Lemkowyna Ultra Trail 100 (POL) 102km
18:05:47 h Mazerski, Grzegorz   Overall: 125 M: 104 Cat M45: 22
2022 2 Events, 185.1 km  (More)
13.08.2022 Ultramaraton Chudy Wawrzyniec 80 Km (POL) 82.5km
14:19:06 h Mazerski, Grzegorz   Overall: 138 M: 113 Cat M40: 30
27.-28.05.2022 Festiwal Biegowy Ultra Way 100km (POL) 102.6km
13:19:06 h Mazerski, Grzegorz *Gdańsk  Overall: 16 M: 15 Cat M40: 7
2021 2 Events, 203 km  (More)
04.12.2021 Garmin Ultra Race Gdansk - 53km (POL) 53km
6:09:20 h Mazerski, Grzegorz   Overall: 62 M: 55 Cat M40: 7
14.-16.05.2021 Lemkowyna Ultra Trail 150 (POL) 150km
29:26:10 h Mazerski, Grzegorz   Overall: 89 M: 83 Cat M40: 20
2020 1 Event, 57 km  (More)
07.03.2020 Zimowy Ultramaraton Karkonoski (POL) 57km
9:54:59 h Mazerski, Grzegorz *Gdańsk  Overall: 317 M: 269 Cat M40: 64
2019 2 Events, 122 km  (More)
07.12.2019 Garmin Ultra Race Trojmiasto 52km (POL) 52km
6:13:02 h Mazerski, Grzegorz   Overall: 107 M: 96 Cat M40: 26
12.10.2019 Lemkowyna Ultra Trail 70 (POL) 70km
9:41:11 h Mazerski, Grzegorz *Gdańsk  Overall: 151 M: 131 Cat M40: 40
2018 2 Events, 153.6 km  (More)
08.12.2018 Garmin Ultra Race Trojmiasto 85km (POL) 85km
11:36:29 h Mazerski, Grzegorz   Overall: 61 M: 52 Cat M40: 16
17.02.2018 Trójmiejski Ultra Track Zima (POL) 68.6km
9:01:14 h Mazerski, Grzegorz   Overall: 236 M: 198 Cat M35: 62
2017 1 Event, 70 km  (More)
14.10.2017 Lemkowyna Ultra Trail 70 (POL) 70km
11:25:50 h Mazerski, Grzegorz *Gdańsk  Overall: 300 M: 246 Cat M35: 62
2016 3 Events, 198 km  (More)
09.10.2016 Ultra Maraton Bieszczadzki (POL) 53km
7:19:17 h Mazerski, Grzegorz *Gdańsk  Overall: 278 M: 248 Cat M35: 53
10.07.2016 TriCity Trail 80+ (POL) 80km
10:24:41 h Mazerski, Grzegorz *Gdańsk  Overall: 73 M: 67 Cat M35: 15
13.02.2016 Trójmiejski Ultra Track Zima (POL) 65km
8:34:59 h Mazerski, Grzegorz *Gdańsk  Overall: 152 M: 134 Cat M35: 41

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2020 2019 2018 2017 2016
Trójmiejski Ultra Track Zima 2               9:01:14   8:34:59
Lemkowyna Ultra Trail 70 2             9:41:11   11:25:50