Cecilia Karin Maria Wikström, née Sundström, originally Nodbjörk (born 17 October 1965) is a Swedish politician who served as Member of the European Parliament from 2009 until 2019.

Wikström has been very engaged in questions relating to freedom of expression, in Sweden as well as in other countries.

She is a member of the European Parliament group Alliance of Liberals and Democrats for Europe (ALDE).

[1] In spring 2013, Wikström was appointed to represent the ALDE group in the delegation that negotiated a new agreement between the European Parliament and other institutions on how the European Parliament should have access to classified documents related to the common policy of security and foreign affairs.

On 29 March 2019 the Liberal Party decided on their list of candidates for the 2019 EU election, on which Wikström would not appear.

In 2004 she published När livet går sönder, a book about crisis management.