Marlene Kalf (previously Zapf; born 6 January 1990) is a German former handball player.
She played for TSG Ketsch, Bayer 04 Leverkusen and TuS Metzingen as well as the German national team.
[1][2] She made her international debut on 28 November 2010 against Austria.
[3] In 2010 she won the DHB Pokal with Bayer 04 Leverkusen.
After her playing career she has worked as primary school teacher in Metzingen.