On 8 December, De Winter made his debut as starter for the first team in a 1–0 win against Malmö FF, becoming the youngest Juventus player to debut as a starter at 22 years, 72 days; he was eventually susbstitued in the 70th minute by Mattia De Sciglio.
On 29 January 2022, he had a luxation of his left shoulder during a match against Feralpisalò.
1923
On 23 November, De Winter made his official debut with the first team as well as his debut in the Champions League in a 4–0 defeat against Chelsea coming on as substitute of Juan Cuadrado in the 81st minute.
1924
On 24 July, De Winter made his unofficial debut for Juventus in a 3–1 win against Cesena; scoring the opening goal in the 4th minute.
De Winter made his debut for Juventus U23 – the reserve team of Juventus – on 22 August 2021 in a 3–2 win against Pro Sesto in the Coppa Italia Serie C.
On 20 October, De Winter was sent-off in a 2–2 draw against AlbinoLeffe, ten minutes after his entry onto the field.
On 27 October, De Winter scored his first career goal: an equalizing goal in a 1–1 draw against Piacenza.
1985
On 6 March, De Winter returned from his injury in a 1–0 win against Pro Sesto coming on as a substitute the 85th minute; four minutes later, De Winter scored the winning goal.
After the end of the season, on 9 July, the defender officially renewed his contract with the club until 2026.
On 9 July 2022, the same day as his contract extension with Juventus was announced, De Winter was sent on loan to fellow Serie A side Empoli, with the deal being made official by both teams the following day.
On 11 August 2023, De Winter moved on loan to Genoa, with a conditional obligation to buy.
A pretty versatile player, De Winter can play as a central defender, a full-back on both sides, a defensive midfielder or even as a mezzala.
De Winter was born in Belgium to a Belgian father and Congolese mother.
Juventus
2002
Koni De Winter (born 12 June 2002) is a Belgian professional footballer who plays as centre-back or full-back for club Genoa on loan from Juventus.
2015
De Winter played in City Pirates Antwerp until 2015.
He played the 2015–16 season in the Lierse SK Youth Sector.
The following season, De Winter moved to the Zulte Waregem.
2018
In the summer of 2018, De Winter moved to Juventus, becoming the first Belgian footballer ever to play for them.
In the 2018–19 season, De Winter made 27 appearances and scored one goal with the under-17s.
2019
In the 2019–20 season, De Winter made 8 appearances with the under-19s team.
The following season, De Winter made 23 appearances with the under-19s often playing as captain.
2020
On 28 October 2020, De Winter was called up by Juventus' first team coach Andrea Pirlo for a UEFA Champions League match against Barcelona.
On 20 February 2021, he renewed his contract until 2024.