Since his childhood, Gvardiol has been determined and aims for success in every format he plays. In his career with Dinamo Zagreb, Gvardiol has won the Croatian League Prva HNL in 2019-20 and 2020-21 season. He also won the Croatian Cup in 2020-21 and Croatian Super Cup in 2019 season. Given his impressive defensive prowess, Gvardiol was also named the best Prva HNL U-21 Player in 2021.
As a part of Bundesliga’s RB Leipzig, Gvardiol won the DFB-Pokal in the 2021-22 and 2022-23 seasons. Gvardiol was also included in the VDV Bundesliga Team of the Season for 2022-23 season. As a part of English giants Manchester City, Gvardiol was a part of the team which won the Premier League in 2023-24 season. The City side also won the FA Community Shield in 2024, UEFA Super Cup in 2023, FIFA Club World Cup in 2023 and were the FA Cup Runners up in 2023-24 season.
Internationally, Gvardiol has been included in the IFFHS Men’s World Team in 202 and the IFFHS Men’s World Youth (U20) Team in 2022. He was also a part of Croatia’s FIFA World Cup squad which secured a bronze medal (third place) in 2022.