Midfielder best known for his years spent with Atalanta BC, whom he joined in 2013. He has represented Italy internationally, debuting with the under-20 squad in 2014.
He began his youth career at hometown club Atalanta in 2001.
He was called up to the Italian national squad for the first time in a 2018 FIFA World Cup qualification match against Liechtenstein.
His parents are Rosanna Palmeri and Alessandro Gagliardini.
He played with goalkeeper Samir Handanovic while on loan to Inter Milan.