Collin SIEFFERT

Athlete Profile

  • COUNTRY
    United States United States
  • ATHLETE'S CODE
    14819148

Current World Ranking Positions

Discipline Place Score
Men's 400mH 534 993
Men's Overall Ranking 10279 993

Highest Ever World Ranking Positions

Discipline Place Duration
Men's 400mH 384 for 1 week
Men's Overall Ranking 8398 for 1 week
Highest ever World Rankings position is considered from 1/1/2019

Outdoor

Discipline Performance Wind Place Date Records Results Score
400 Metres Hurdles 52.22 Iowa City, IA (USA) 10 MAY 2019 1022
4x400 Metres Relay 3:16.15 Palo Alto, CA (USA) 30 MAR 2019 955

Legend

* Not legal.

Indoor

Discipline Performance Wind Place Date Records Results Score
400 Metres 49.32 Iowa-Recreation Building, Iowa City, IA (USA) 18 JAN 2020 959
600 Metres 1:20.72 Iowa-Recreation Building, Iowa City, IA (USA) 17 JAN 2020 985
4x400 Metres Relay 3:19.76 Minneapolis, MN (USA) 15 FEB 2019 961

Legend

* Not legal.

Indoor

Discipline Performance Wind Place Date Records Results Score
400 Metres 49.32 Iowa-Recreation Building, Iowa City, IA (USA) 18 JAN 2020 959
600 Metres 1:20.72 Iowa-Recreation Building, Iowa City, IA (USA) 17 JAN 2020 985

Outdoor

400 Metres Hurdles

Performance Place Date
2019 52.22 Iowa City, IA (USA) 10 MAY 2019
2018 53.70 St. Paul (USA) 26 APR 2018
2017 53.99 Greensboro, NC (USA) 18 JUN 2017

Outdoor

4x400 Metres Relay

Performance Place Date
2019 3:16.15 Palo Alto, CA (USA) 30 MAR 2019

Indoor

400 Metres

Performance Place Date
2019/20 49.32 Iowa-Recreation Building, Iowa City, IA (USA) 18 JAN 2020
2018/19 50.93 St. Paul (USA) 19 JAN 2019

Indoor

600 Metres

Performance Place Date
2019/20 1:20.72 Iowa-Recreation Building, Iowa City, IA (USA) 17 JAN 2020
2018/19 1:21.37 Minneapolis, MN (USA) 15 FEB 2019
2017/18 1:24.28 Minneapolis, MN (USA) 16 FEB 2018

Indoor

4x400 Metres Relay

Performance Place Date
2018/19 3:19.76 Minneapolis, MN (USA) 15 FEB 2019
Results in:

400 Metres Indoor

Date Competition Cnt. Cat Race Pl. Result
18 JAN 2020 Larry Wieczorek Invitational, Iowa-Recreation Building, Iowa City, IA USAUSA F F1 1. 49.32

600 Metres Indoor

Date Competition Cnt. Cat Race Pl. Result
17 JAN 2020 Larry Wieczorek Invitational, Iowa-Recreation Building, Iowa City, IA USAUSA F F1 2. 1:20.72

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