Magnhild Rita Eia (born 15 January 1960) is a Norwegian politician for the Centre Party.
She served as a deputy representative to the Norwegian Parliament from Rogaland during the term 1993 - 1997, 1997 - 2001, 2001 - 2005 and 2005 - 2009.
From 2005 to 2007, during the second cabinet Stoltenberg, she was a political advisor in the Ministry of Local Government and Regional Development.
On the local level, she has been deputy mayor of Lund.