Monika Wagner (born 28 February 1965 in Garmisch-Partenkirchen, Germany) is a German curler.
She currently plays third for Andrea Schöpp, who was born eight hours before her in the same hospital.
Wagner has played with Schöpp for most of her international career.
She was her lead at the 1980 European Curling Championships where they won the bronze medal.
Since then Wagner has been both Schöpp's second and third.
With Schöpp, Wagner has won the World Curling Championships in 1988 and 2010, six European Curling Championships (1986, 1987, 1989, 1991, 1995 and 2009) and an Olympic Gold medal (1992).
She was an alternate on the German team that won the 2008 European Mixed Curling Championship.
She was a member of the German team at the 1998 and 2010 Winter Olympics.