Donati with Leverkusen in 2014.
|Date of birth||5 February 1990|
|Place of birth||Pietrasanta, Italy|
|Height||1.79 m (5 ft 10 in)|
|Playing position||Right back|
|2010–2011||→ Lecce (loan)||14||(0)|
|2011–2012||→ Padova (loan)||28||(0)|
|2012–2013||→ Grosseto (loan)||28||(0)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 05 February 2017.
At the start of 2009–10 season, Donati was called up to the first team for a number of friendlies. On 16 December 2009, he made his debut against Livorno at Coppa Italia. With both teams resting numbers of regular starters, the match ended in an 1–0 win. He subsequently also received call ups to the next two competitive matches (against Lazio and Chievo) and started a mid-season friendly.
On 25 June 2010, he was loaned to newly promoted Serie A team Lecce with option to sign him in co-ownership deal. He made 16 appearances for Lecce in a season in which the Salentini were relegated. He was also a regular for the Italian u20 and u21 sides during the season. Lecce did not take up the option to sign him on a co-ownership deal.
Donati spend the 2011–12 season on loan at Serie B side Calcio Padova. On 25 August, he made his Serie B debut with Padova in the away draw against Sampdoria. There he found regular first team football and made a total of 30 appearances.
The 2012–13 season was another in which Donati was sent on loan and once again to a Serie B side, this time U.S. Grosseto F.C.. He made 27 appearances for Grosseto and made two assists throughout the course of the season.
On 21 June 2013, Bayer Leverkusen agreed a fee of €3m with Internazionale. He took part in 23 of the 34 Bundesliga games in the 2013–14 season, assisting once in a 2–1 win over Hertha BSC. He also made six UEFA Champions League appearances in a run that saw Bayer knocked out by Paris Saint-Germain in the round of 16.
On 12 February 2010, Donati was called up by coach Pierluigi Casiraghi from the Italy U-21 team for a training camp, however he was not selected to the final squad for the upcoming qualifying match. On 17 November 2010, he made his debut with the Italy U-21 team in a friendly match against Turkey.
- As of match played 05 February 2017
|Club||Season||League||National Cup||League Cup||Continental||Other||Total|
|Lecce (loan)||2010–11||Serie A||14||0||2||0||-||-||-||-||-||-||16||0|
|Padova (loan)||2011–12||Serie B||28||0||2||1||-||-||-||-||-||-||30||1|
|Grosseto (loan)||2012–13||Serie B||27||0||0||0||-||-||-||-||-||-||27||0|
- "Friendly: Lugano 3–3 Inter". inter.it. 5 September 2009. Retrieved 17 December 2009.
- "Friendly: Piacenza 2–1 Inter". inter.it. 10 October 2009. Retrieved 17 December 2009.
- "Vaduz 1–2 Inter: Arnautovic scores twice". inter.it. 14 November 2009. Retrieved 17 December 2009.
- "Tim Cup: Inter 1–0 Livorno". inter.it. 16 December 2009. Retrieved 17 December 2009.
- "Milito scores winner as Inter edge Al Hilal". inter.it. 2 January 2010. Retrieved 10 January 2010.
- "Preso Donati dall'Inter". US Lecce (in Italian). 25 June 2010. Archived from the original on 30 June 2010. Retrieved 25 June 2010.
- "Bayer 04 sign Giulio Donati". Bayer 04 Leverkusen. 21 June 2013. Retrieved 11 August 2013.
- "Mainz 05 verpflichtet Giulio Donati" [Mainz 05 signs Giulio Donati] (in German). 1. FSV Mainz 05. 25 January 2016. Retrieved 25 January 2016.
- "Stage a Coverciano dal 15 al 17: cinque novità tra i convocati di Casiraghi" (in Italian). figc.it. 15 February 2010. Retrieved 21 June 2013.
- "Qualificazioni europee. Venti convocati, la novità è Casarini del Bologna" (in Italian). figc.it. 26 February 2010. Retrieved 21 June 2013.
- "Giulio Donati statistics". Soccerway. Retrieved 2 December 2013.