Jantje Wilhelmina Elisabeth "Liesbeth" Spies (born 6 April 1966) is a Dutch politician and a member of the Christian Democratic Appeal (CDA).

[1] She has served as Mayor of Alphen aan den Rijn since 2014 and is due to step down in 2025 when she will become Chair of the Aedes association for housing corporations.

She was a Member of the House of Representatives from 23 May 2002 to 17 June 2010 and served as acting Party Chair of the Christian Democratic Appeal from 1 November 2010 until 2 April 2011.

[5] Following her departure from the House of Representatives she became the top candidate (lijsttrekker) for the CDA in the 2011 elections for the States-Provincial of South Holland.

Despite this the CDA joined the coalition for the provincial government and Spies was appointed as a member of the States Deputed, with a portfolio including spatial planning and economic affairs.