JM
Jonasz Mertka
POLMen
Birth date5/29/1999
Height-
Weight-
Jonasz Mertka is a Poland thrower, born on May 29, 1999. He competes primarily in the JT and JavelinThr.
His personal bests include 71.88 in the JT and 60.39 in the JavelinThr. He is currently active on the international athletics circuit, representing Poland.
PB
Personal bests
71.88
60.39