The 22-year-old has impressed for Celtic this season and it is believed he would be keen on a move out of Glasgow at some point in his career.
“I met my old Bayern assistant in Germany recently and he asked me what I think about McGeady because they are are following him,” Trappatoni told the Scottish Sun.
“They wanted my opinion and I said McGeady is one of our most important players.
“With more confidence, he has the possibility to improve even further.”