Liverpool manager Jurgen Klopp signed the Serbian midfielder for £5.1m from Red Star Belgrade back in January 2016.
Liverpool loanee struck the winner for Cardiff.
Championship duo Aston Villa and Cardiff City went head-to-head to sign Marko Grujic on loan from Premier League giants Liverpool in January.
Liverpool loanee Marko Grujic featured for Cardiff against Manchester City.
Aston Villa were keen to loan Marko Grujic from Liverpool, but Championship rivals Cardiff City and Middlesbrough are providing competition.
Aitor Karanka wants to reunite with his former Middlesbrough star Adam Clayton at Nottingham Forest, but Championship rivals Aston Villa are keen, too.
Liverpool will loan out Marko Grujic this month with Aston Villa facing Premier League opposition from both West Ham United and Huddersfield Town.
Championship side Aston Villa are up against Premier League opposition in West Ham United and Huddersfield Town for Liverpool wonder-kid Marko Grujic.
The Liverpool midfielder has been linked with a loan move to West Ham United.
Liverpool will look to loan out Marko Grujic in January with West Ham United and Huddersfield offering him the chance to stay in the Premier League.