Andrew Lockhart McLachlan, (born 14 January 1966) is an Australian politician who has been a Senator for South Australia since 6 February 2020, representing the Liberal Party of Australia. He was previously a member of the South Australian Legislative Council, having been elected at the 2014 state election, and was subsequently elected President of the South Australian Legislative Council in May 2018. He resigned as president and member of the Legislative Council in February 2020, to take up the vacant seat in the Senate caused by the resignation of Cory Bernardi. Prior to entering state parliament, McLachlan was a lawyer, army officer and a businessman working in the financial services industry. Early life McLachlan was born in Adelaide on 14 January 1966. McLachlan holds a Bachelor of Laws from the University of Adelaide, a Master of Laws from the University of Edinburgh and a Master of Business Administration from the Australian Graduate School of Management (University of Sydney and University of New South Wales). Career prior to politics McLachlan commenced his legal career as a young lawyer in regional South Australia, based in Port Augusta. McLachlan has held senior leadership and executive positions in the financial services industry. He also served on the national executive of the Trustee Corporations Association of Australia and on the compliance and investment boards of the Financial Services Council. He served as the Director of the International Centre for Financial Services at the University of Adelaide. Prior to taking up executive appointments, McLachlan worked as a lawyer specialising in superannuation, banking and finance law. McLachlan is also a Fellow of the Taxation Institute of Australia and the Financial Services Institute of Australasia. Political career State politics McLachlan was elected to the South Australian Legislative Council at the 2014 state election for an eight-year term. In March 2015, the 99-year grave licence at Centennial Park for an ANZAC World War I veteran who had fought at Gallipoli expired. No family was located to pay for the continuation of the lease, and there was a possibility of the site being reused. As a fellow veteran, McLachlan paid the licence renewal fee to preserve the historical site. In July 2015, McLachlan crossed the floor and voted against the Statutes Amendment (Serious and Organised Crimes) Amendment Bill 2015, better known at the time as the 'Bikies Bill', which was contrary to the Liberal Party's position at the time. McLachlan