Marius Karges (born 14 January 2003) is a German discus thrower.

[2] In August 2022, he was a gold medalist at the 2022 World Athletics U20 Championships in Cali, Colombia, finishing ahead of compatriot Miká Sosna.

Shortly afterwards, he was selected for his senior international debut, representing Germany at the European Throwing Cup in Portugal.

[4] He finished seventh in Portugal with a throw of 60.94 metres.

[6] In July 2023, he was a silver medalist at the European Athletics U23 Championships in Espoo, finishing behind Lithuanian Mykolas Alekna.