|Date of birth||23 December 1987|
|Place of birth||Pisa, Italy|
|Height||1.78 m (5 ft 10 in)|
|Playing position||Attacking midfielder, Winger|
|2013||→ Vicenza (loan)||20||(1)|
|* Senior club appearances and goals counted for the domestic league only.
Born in Pisa, Bellazzini started his career at local Fiorentina. After playing two seasons with La Viola's Primavera team, he joined Pistoiese in co-ownership deal in 2005. Two years later, Bellazzini joined the latter in a full status. He was the regular of the Lega Pro Prima Divisione side and finished 16th with team in 2008–09 season.
On 4 July 2009, a few days before the club's bankruptcy, Bellazzini was loaned to Serie B side Cittadella, reuniting with former teammate Leonardo Pettinari, after sharing rooms at Fiorentina's youth squads.
Bellazzini appeared with Italy under-18's in three matches during 2005.
- "Fiorentina Primavera 2004/2005". ACFFiorentina.it (Fiorentina official site) (in Italian). Archived from the original on 9 August 2004.
- "Fiorentina Primavera 2005/2006". acffiorentina.it (Fiorentina official site) (in Italian). Archived from the original on 29 October 2005.
- "Tommaso Bellazzini in biancorosso, Mattia Minesso al Cittadella" (in Italian). Vicenza Calcio. 25 January 2013. Retrieved 9 October 2015.
- "Acquisizione Bellazzini" (in Italian). U.S. Lecce. 2 August 2013. Retrieved 10 August 2015.
- "Bellazzini ceduto al Venezia" (in Italian). U.S. Lecce. 16 July 2014. Retrieved 10 August 2015.
- "TOMMASO BELLAZZINI È UN GIOCATORE DEL PAVIA" (in Italian). A.C. Pavia. 26 June 2015. Retrieved 9 October 2015.
- Tommaso Bellazzini at Soccerway
- Profile at Cittadella (Italian)
- Profile at FIGC (Italian)
- Profile at AIC.Football.it (Italian)
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