The First McGowan Ministry was the 36th ministry of the Government of Western Australia.

Led by the Premier Mark McGowan and Deputy Premier Roger Cook, it succeeded the Barnett Ministry following the 2017 election.

[1][2] Governor Kerry Sanderson designated 17 principal executive offices of the Government under section 43(2) of the Constitution Acts Amendment Act 1899.

[3] Premier Minister for Public Sector Management Minister for State Development, Jobs and Trade Minister for Federal-State Relations Deputy Premier Minister for Health Minister for Mental Health Minister for Education and Training Leader of the Legislative Council Minister for the Environment Minister for Disability Services Minister for Electoral Affairs Deputy Leader of the Legislative Council Minister for Police Minister for Road Safety Minister for Regional Development Minister for Agriculture and Food Minister for Ports Minister assisting the Minister for State Development, Jobs and Trade Minister for Emergency Services Minister for Corrective Services Minister for Local Government Minister for Heritage Minister for Culture and the Arts Leader of the House Attorney-General Minister for Commerce Minister for Seniors and Ageing Minister for Volunteering Minister for Sport and Recreation Treasurer Minister for Finance Minister for Lands Minister for Aboriginal Affairs Minister for Tourism Minister for Racing and Gaming Minister for Small Business Minister for Defence Issues Minister for Citizenship and Multicultural Interests Minister for Energy Minister for Industrial Relations Minister for Mines and Petroleum (from 22 March 2017) Minister for Transport Minister for Planning Minister for Housing (from 22 March 2017) Minister for Veterans Issues Minister for Fisheries Minister for Asian Engagement Minister for Child Protection Minister for Women's Interests Minister for Prevention of Family and Domestic Violence Minister for Community Services Minister for Water Minister for Forestry Minister for Innovation and ICT Minister for Science Minister for Youth