Johanna Maria Helène Ahlm (born 3 October 1987) is a Swedish former handball player.

[2] Alhm started as a youth player for IK Sävehof, where she was coached by both her mother and her father.

Same year she reached the final of the EHF Cup, where Team Esbjerg lost to Russian side GK Lada.

Before the 2015-2016 season she signed for FC Midtjylland Håndbold, before returning to her childhood club, IK Sävehof, in 2016.

She was at her first major international tournament at the 2006 European Women's Handball Championship, but did not see much playing time.