Giorgio Cittadini (born 18 April 2002) is an Italian professional footballer who plays as a centre-back for Serie B club Frosinone on loan from Atalanta. Club career Early career and Atalanta Born in Gardone Val Trompia, Cittadini started playing at Lumezzane before joining Atalanta's youth sector in 2016, aged 14. Although he did not play consistently until he joined the under-17 team, he progressively came through the club's youth ranks, winning a national championship and two Super Cups with the under-19 team in 2020 and 2021. On 9 January 2022, Cittadini made his professional debut for Atalanta, coming in as a 90th-minute substitute in a 6–2 Serie A win against Udinese.