Peter Christensen (born 25 April 1975) is a Danish ex-politician.
He represented the Liberal Party Venstre.
He is an electrician by profession and was a Member of Parliament from 20 November 2001 to 18 June 2015.
He served as Chairman of Venstres Ungdom 1999–2001.
He replaced Troels Lund Poulsen as Minister for Taxation of Denmark from 8 March 2011 to 3 October 2011.
Thor Möger Pedersen followed him as Minister for Taxation of Denmark.
On 30 September 2015 he replaced Carl Holst as Minister of Defence, who stepped down, following a list of personal scandals.