Aika Klein (born (1982-11-26)November 26, 1982 in Rostock) is a German short track speed skater.

In 2002, she was a member of the German 3000 metre relay team, which finished fourth in the semifinals and the B Final, ending up 8th overall.

[1] As of 2013, Klein's best performance at the World Championships came in 2004, when she finished 5th as a member of the German 3000m relay team.

She also won a gold medal as a member of the German relay team at the 2010 European Championships.

[2] As of 2013, Klein has three ISU Short Track Speed Skating World Cup podium finishes, all as part of the German relay team.