Tomas Mikael Järvinen (born 21 October 2005) is a Czech-Finnish multi-event athlete.

He played football and tennis as a youngster before focusing on athletics in his teenage years.

This tally was 10 points lower than Niklas Kaul’s world U20 record moved Jarvinen to second place on the world U20 all-time list.

Not only did he win the overall tally, he scored rbe best marks in five out of the ten events, and set personal bests in the discus and 1500 metres.

[4][5] He has a Finnish father and a Czech mother and has dual citizenship.