JT
Jann Trefny

Jann Trefny

SUIMen
Birth date1/10/1966
Height-
Weight-

Jann Trefny is a Switzerland sprinter, born on January 10, 1966. He competes primarily in the 100m, 400m and 1500m.

His personal bests include 11.12 in the 100m, 48.06 in the 400m, 4:12.65 in the 1500m, 14.71 in the 110mH and 2.01 in the HJ. He is currently active on the international athletics circuit, representing Switzerland.

PB

Personal bests

11.12
48.06
4:12.65
14.71*
2.01
4.40
6.85
14.44
44.94
60.84
7821
45.74

* Wind-assisted (> 2.0 m/s)

Performance Charts

Season bests