[10] When asked if the player's name would limit his playing time, Lazio's youth coach Mauro Bianchessi stated: "The burdensome surname?
[12] He was first called up to Lazio's first team on 24 October 2021, in a Serie A game against Hellas Verona as an unused substitute.
[13] On 3 August 2023, Lazio announced to have loaned him to Serie C club Pescara, a team coached by former Biancazzurri boss Zdeněk Zeman.
[17] During the goal celebration, the stadium announcer called out his first name, "Romano", seven times, with fans responding by chanting "Mussolini" and giving fascist salutes.
[18][19] Floriani Mussolini gained attention after appearing on television with his mother on Ballando con le Stelle.