Daniel Cosimo Osvaldo Leo (born 19 September 2001) is a Swiss professional footballer who plays as a right-back for Italian club Pontedera on loan from Crotone.
Born in Lugano, Switzerland, Leo is of Italian descent. He studied at .
Leo began his youth career as a right-winger for Savosa-Massagno in 2010, before moving to Lugano in 2011. He then joined Team Ticino â a club affiliated with Lugano â in 2014, where he was moved to right-back.
On 10 July 2019, Leo returned to Lugano, playing a friendly game against Inter Milan four days later; he assisted Lugano's sole goal in a 2âÂÂ1 defeat. On 11 August 2019, he moved to Juventus.
Leo made his Serie C debut for Juventus U23 â the reserve team of Juventus â on 28 October 2020, in a 2âÂÂ1 away defeat to Como.
On 12 August 2022, Leo was sent on a one-year loan to Foggia.
On 28 August 2023, Leo signed a three-year contract with Crotone.
In 2020, Daniel Leo was included in the Switzerland national under-20 team.
Starting out as a right-winger, Leo was moved to right-back while at Team Ticino. He has good physicality and positioning, and is capable of playing both as a wing-back in a three-at-the-back formation, and as a traditional full-back in a back four.