Maria Arnholm is a Swedish politician who has been Secretary of the Liberal People's Party since 3 October 2014. Arnholm served as Minister for Gender Equality and as deputy Minister for Education in the Swedish Government from 2013 to 2014.

Arnholm is an educated jurist, and studied at Stockholm University from 1978 to 1983. Arnholm was chief of staff to Bengt Westerberg during his tenure as Minister for Health and Social Affairs from 1991 to 1994. She went on to be communications director for Coop Norden AB from 2002 to 2006, and was CEO for PR agency Springtime from 2006 to 2012. Arnholm was appointed to become Nyamko Sabuni's state secretary on 25 May 2012 and served in that position until 21 January 2013.

In the morning of 21 January 2013, Arnholm was appointed Minister for Gender Equality following the sudden resignation of Nyamko Sabuni. She also took office as deputy Minister for Education. Following the 2014 defeat, Arnholm was appointed Secretary of the Liberal People's Party as the cabinet of Reinfeldt left office on 3 October 2014.