Lucas Wallmark (born 5 September 1995) is a Swedish professional ice hockey center who is currently playing for ZSC Lions of the National League (NL).

As an impending restricted free agent, Wallmark was not tendered a qualifying offer by the Panthers, ending his brief tenure with the club on 8 October 2020.

[8] During the pandemic delayed 2020–21 season, Wallmark struggled to find his role with the Blackhawks, posting just three assists through 16 games before he was placed on waivers and assigned to the taxi squad on 6 April 2021.

[9] Wallmark went scoreless in 4 regular season games in his return with the Panthers, remaining primarily on the club's taxi squad through the playoffs.

As an impending free agent, Wallmark left the NHL in signing a one-year contract with Russian outfit HC CSKA Moscow of the Kontinental Hockey League (KHL) on 15 June 2021.