Susan Lesley Griffiths (born 1960) is a Welsh Labour[3] politician who was Cabinet Secretary for Culture and Social Justice from March to July 2024.

[6] She retained her post in a Welsh Government Cabinet reshuffle in November 2017, but with a revised portfolio of Energy, Planning, and Rural Affairs[9] with Hannah Blythyn becoming her Deputy Minister for the Environment.

Griffiths was the secretary of John Marek, who represented Wrexham as a Labour member of the Welsh Assembly.

There followed a Labour Party inquiry, in which Marek was first contacted by telephone half an hour before the result was announced, and his de-selection was upheld.

[18] In March 2024, Griffiths was appointed Cabinet Secretary for Culture and Social Justice in the Gething government.

[4] In October 2018 Griffiths used her ministerial office to overturn the decision of a planning inspector to refuse a proposed wind farm near Llandrindod Wells.