|Date of birth||7 January 1999|
|Place of birth||Macerata, Italy|
|Height||1.85 m (6 ft 1 in)|
|2018–2019||→ Fermana (loan)||12||(0)|
|2019–2020||→ Virtus Francavilla (loan)||16||(1)|
|2020–||→ Ravenna (loan)||24||(1)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 18 March 2021|
He is a product of Fiorentina youth teams and was first included on their Under-19 squad for the 2016–17 season.
Loan to Fermana
On 12 July 2018, Marozzi joined Serie C club Fermana on a season-long loan. Three months later, on 17 October, he made his professional debut in Serie C for Fermana as a 62nd-minute substitute replacing Gabriele Zerbo in a 2–0 home win over Gubbio. On 3 April 2019, Marozzi played his first match as a starter for the club, a 2–0 away defeat against Alma Juventus Fano, he was replaced by Gabriele Zerbo in the 59th minute. Marozzi ended his season-long loan to Fermana with only 12 appearances, including 11 of them as a substitute, but he didn't play any entire matches during the loan.
Loan to Virtus Francavilla
On 20 August 2019, Marozzi was loaned to Serie C club Virtus Francavilla on a season-long loan deal. On 15 September he made his debut for the club as a substitute replacing Francesco Puntoriere for the last 21 minutes of a 2–2 away draw against Paganese. Three months later, on 15 December, he scored his first professional goal, as a substitute, in the 92nd minute of a 2–1 away defeat against Viterbese Castrense. On 22 January 2020, Marozzi played his first match as a starter for the club, a 2–1 away win over Reggina, he was replaced by Federico Vàzquez after 61 minutes. Marozzi helped the club to reach the play-offs, however they club loss 3–2 against Catania in the first round. He ended his loan to Virtus Francavilla with 17 appearances, 1 goal and 2 assists.
Loan to Ravenna
On 6 September 2020, Marozzi was signed by Serie C side Ravenna on a season-long loan deal. On 27 September he made his debut for the club as a substitute replacing Daniele Ferretti in the 75th minute of a 2–1 home defeat against Südtirol. On 8 October he scored his first goal for the club, as a substitute, in the 89th minute of a 2–1 home win over Vis Pesaro. Two weeks later, on 21 October, Marozzi played his first match as a starter for Ravenna, a 2–0 home win over Virtus Verona, he was replaced in the 52nd minute by Marco Fiorani.
- As of 18 March 2021
|Fermana (loan)||2018–19||Serie C||12||0||0||0||—||—||12||0|
|Virtus Francavilla (loan)||2019–20||Serie C||16||1||0||0||—||1||0||17||1|
|Ravenna (loan)||2020–21||Serie C||24||1||0||0||—||—||24||1|
- All appearance(s) in Serie C play-off.
- "Profile by TuttoCalciatori" (in Italian). TuttoCalciatori. Retrieved 5 November 2018.
- "IN ARRIVO DALLA FIORENTINA MARCO MAROZZI" (in Italian). Fermana. 12 July 2018.
- "Game Report by Soccerway". Soccerway. 17 October 2018.
- "Fano vs. Fermana - 3 April 2019 - Soccerway". uk.soccerway.com. Retrieved 2019-05-15.
- "Italy - M. Marozzi - Profile with news, career statistics and history - Soccerway". uk.soccerway.com. Retrieved 2019-05-15.
- "UFFICIALE: Virtus Francavilla, preso Marozzi in prestito dalla Fiorentina - TUTTOmercatoWEB.com". www.tuttomercatoweb.com (in Italian). Retrieved 2019-08-21.
- "Paganese vs. Virtus Francavilla - 15 September 2019 - Soccerway". uk.soccerway.com. Retrieved 2019-09-17.
- "Viterbese Castrense vs. Virtus Francavilla - 15 December 2019 - Soccerway". uk.soccerway.com. Retrieved 2019-12-21.
- "Reggina vs. Virtus Francavilla - 22 January 2020 - Soccerway". uk.soccerway.com. Retrieved 2020-02-03.
- "Catania vs. Virtus Francavilla - 30 June 2020 - Soccerway". uk.soccerway.com. Retrieved 2020-12-19.
- "UFFICIALE - Ravenna, dalla Fiorentina arrivano Marozzi e Meli". www.tuttoc.com (in Italian). Retrieved 2020-09-08.
- "Ravenna vs. Südtirol - 27 September 2020 - Soccerway". uk.soccerway.com. Retrieved 2020-10-10.
- "Ravenna vs. Vis Pesaro - 8 October 2020 - Soccerway". uk.soccerway.com. Retrieved 2020-10-10.
- "Ravenna vs. Virtus Verona - 21 October 2020 - Soccerway". uk.soccerway.com. Retrieved 2020-10-27.