Marisa Henrike Ewers is a German football defender who plays for English club Aston Villa in the FA WSL.
Ewers started playing football at the age of eight. In 2006, she joined Bundesliga club Hamburger SV where she first played for the reserve team in the second German division Since 2007, Ewers had been part of the Bundesliga team. However in 2012, shortly after Hamburg announced its disestablishment of the women's section, she joined Bayer 04 Leverkusen where she immediately became a regular starter.
In 2008, Ewers was part of the German squad which took part at the Under-19 Championship.