Leader of the Government in the Senate (Australia)
The current Leader of the Government in the Senate is Mathias Cormann. The current Deputy Leader of the Government in the Senate is Simon Birmingham, who was appointed on the same date following the resignation of Mitch Fifield.
Speaker of the Australian House of Representatives
The office of Speaker is currently held by Tony Smith (Liberal) since 10 August 2015. The Deputy Speaker is Kevin Hogan (National), who was elected Deputy Speaker on 26 March 2018. If the Speaker is absent the Deputy Speaker becomes the Acting Speaker. The Second Deputy Speaker is Rob Mitchell (Labor).