Mancini played under Eriksson during his time in charge of Sampdoria and Lazio, and the two remain friends.
But the former Inter Milan boss does not appear set for a reunion with the Swede.
"There is no truth in it whatsoever, with all the respect for Notts County and their project," De Giorgis told the Nottingham Evening Post.
"Maybe people have put together Roberto and Notts County because he is good friends with Sven.
"But you have to remember Roberto has managed Inter Milan.
"There has never been any contact. He might have spoken to Sven since he joined Notts County, but that is not unusual because they are good friends."
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