Mariama Jamanka (born 23 August 1990) is a journalist and retired German bobsledder who won Gold in the two-woman event with Lisa Buckwitz at the 2018 Winter Olympics.

In January 2017, she won the European Championship in Winterberg with brakewoman Annika Drazek.

Before the 2018 Winter Olympics in Pyeongchang, Germany's head coach René Spies changed the brakewomen of the country's two leading two-women bobsleighs: Drazek was assigned to pilot Stephanie Schneider, while Jamanka had to work with Schneider's former brakewoman Lisa Buckwitz, with Schneider and Drazek being the most aspiring German team for the Pyeongchang Games.

[4] However, Jamanka and Buckwitz won the event, winning Germany's first two-woman bobsleigh medal since 2006, while Schneider and Drazek, who both became injured during the Games, finished fourth.

[5] In January 2024, she started as a sports presenter on German national TV.