Hillsborough campaigners say Baroness Thatcher should have apologised in the wake of the disaster, which claimed the lives of 96 Liverpool football fans in 1989.
The then Prime Minister visited the stadium in Sheffield after the disaster promising a full inquiry that would find the truth.
What followed was a cover-up by South Yorkshire Police, and campaigners say Mrs Thatcher helped protect them.
Our Political Reporter Daniel Hewitt reports
Wigan chairman Dave Whelan says he would welcome a tribute to the late Baroness Thatcher during the weekend fixtures.
Thatcher legacy 'was acute misery' says Liverpool MP