Marshall Williamson
- Total Results 142
- Total Events 19
Personal Records
- 1000m (in) - 2:37.05
- 1600m (in) - 4:26.12
- 1600m - 4:24.01
- 3K Steeple - 8:45.99
- 3200m (in) - 9:34.40
- 3200m - 9:17.91
- 5K (xc) - 15:06.80
- 8K (xc) - 23:28.30
- 800m - 2:00.21
- 1500m - 3:53.04
- 1 Mile (in) - 4:09.81
- 1 Mile - 4:25.55
- 3000m (in) - 8:09.27
- 3200m (xc) - 9:36.98
- 2 Mile (xc) - 11:08.00
- 3 Mile (xc) - 15:19.94
- 5K (in) - 14:01.17
- 5K - 14:17.17
- 10K (xc) - 30:14.90