Mahdzir bin Khalid (Jawi: محاضر بن خالد; born 15 December 1960) is a Malaysian politician who served as the Minister of Rural Development in the Barisan Nasional (BN) administration under former Prime Minister Ismail Sabri Yaakob from August 2021 to the collapse of BN administration in November 2022, Minister of Education and Deputy Minister of Energy, Green Technology and Water in the BN administration under former Prime Minister Najib Razak and former Minister Maximus Ongkili from May 2013 to the collapse of the BN administration in May 2018. He served Chairman of the Tenaga Nasional Berhad (TNB) from May 2020 to October 2021 and Member of Parliament (MP) for Padang Terap Kedah since May 2013. He also served as the 9th Menteri Besar of Kedah from December 2005 to March 2008, Kedah State