|Date of birth||May 27, 1980|
|Place of birth||Ferrara, Italy|
|Height||1.80 m (5 ft 11 in)|
|Playing position||Centre-back, Left-back|
|2004||→ Fiorentina (loan)||11||(0)|
|2004–2005||→ Catania (loan)||30||(3)|
|2005–2006||→ Rimini (loan)||22||(0)|
|2006–2007||→ Bologna (loan)||28||(2)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 6 February 2014.
† Appearances (Goals).
In July 2007, he (along with three other players) was banned from football for a duration of three months as a result of illegal betting.
In October 2008, Manfredini extended his contract with Atalanta to June 2013.
On 26 July 2010, he signed a new contract with the newly relegated Serie B side, which the contract remained until 2013 but with option to extend to 30 June 2014. team-mate Gianpaolo Bellini also signed a new contract on the same day.
On the 9 August 2011, it was announced that Manfredini had been, again, banned from football for 3 years for his role in match fixing during the 2010–11 season (2011 Italian football scandal). However the appeal in Corte di Giustizia Federale of FIGC, Manfredini was acquitted the charge.
In January 2014, Manfredini left Genoa and joined Serie A team Sassuolo Calcio.
- "Di Michele accepts FIGC ban". UEFA.com. 2007-07-31. Retrieved 2010-02-11.
- "CONTRATTI BELLINI E MANFREDINI: ACCORDO RAGGIUNTO". Atalanta BC (in Italian). 26 July 2010. Retrieved 28 July 2010.
- "SCOMMESSE: LE DECISIONI DELLA DISCIPLINARE" [BETTING: THE DECISIONS OF THE DISCIPLINARY PANEL]. Lega Serie A (in Italian). 9 August 2011.
|This biographical article related to association football in Italy, about a defender born in the 1980s, is a stub. You can help Wikipedia by expanding it.|