[1] Jasnar Kolar-Merdan started playing handball at her hometown club ŽRK Lokomotiva Mostar.

In 1980 she won the silver medal with the Yugoslav team, finishing behind the Soviet Union and ahead of DDR.

At the 1982 World Women's Handball Championship she achieved bronze medals with the Yugaslav team.

[2] Four years in Los Angeles she won the gold medal as member of the Yugoslav team.

[2] Due to the Soviet and East german boykot, Yugoslavia was the pre-tournament favourites at the tournament.

[1] In 1993 she joined the Vienna based club WAT Fünfhaus where she played for a single season, before ending her career.