Marlene Koss

Marlene Koss is a Argentina sprinter, born on January 21, 2003. He competes primarily in the 100m, 200m and 400m.

His personal bests include 12.04 in the 100m, 25.07 in the 200m, 58.58 in the 400m, 14.07 in the 100mH and 1:04.87 in the 400mH. He is currently active on the international athletics circuit, representing Argentina.