Konstantin Heide

International career Heide was first called up to represent the Germany U16s in October 2021. He was part of the Germany U17 squad that won the 2023 UEFA European Under-17 Championship. He was again called up to the U17s for the 2023 FIFA U-17 World Cup. His first game in the tournament was the semi-final against tournament favourites Argentina on 28 September 2023 after the starting goalkeeper Max Schmitt fell ill, which finished as 3–3 in regular time. In the following penalty shootout, Heide saved 2 penalties to help Germany win 4–2 and reach the final, being named man of the match in the process. He was named the starter for the final as well, and after a 2–2 draw in regular time, he again saved 2 penalties to win Germany the U-17 World Cup

Heide was Germany's starting goalkeeper at the 2025 UEFA European Under-19 Championship, where they lost to Spain in the semi-finals. Heide saved a penalty kick by Antonio Cordero in the first half, Germany led 2–1 after 90 minutes before 3 goals were scored in added time for a 3–3 tie at the end of regulation, the extra time ended in a 6–5 victory for Spain.

Honours Germany U17 UEFA European Under-17 Championship: 2023 FIFA U-17 World Cup: 2023