• Liberal Party Senator for WA
• Shadow Minister for Choice in Childcare and Early Learning (since 17 Feb 2026)
  Deputy Manager of Opposition Business (since 17 Feb 2026)
  Shadow Minister for Child Protection and the Prevention of Family Violence (since 17 Feb 2026)
• Became a Senator on 1 July 2019 — Federal election
• Email me whenever Matt O'Sullivan speaks (no more than once per day)

• Voting record
• Numbers
• Register of Interests

Questions without Notice: Budget (25 Jun 2026)

“Rents have increased 24 per cent since 2022. Your own budget papers admitted that, because of your tax hikes, rents will increase. Former Treasury economist Peter Downes has warned the changes will increase rents by up to $2,000, significantly higher than the $2 a week increase claimed in the budget. Were higher rents for Australians a deliberate effect of your new taxes?”

Questions without Notice: Budget (25 Jun 2026)

“According to Roy Morgan, 1.19 million Australians are in mortgage stress and 830,000 are in extreme stress, after interest rates have risen 15 times under Labor. Many Australians have been forced to sell their homes, while auction clearance rates have fallen to their lowest level since the early days of the pandemic. Was this uncertainty a deliberate effect of your new taxes?”

Questions without Notice: Budget (25 Jun 2026)

“My question is to the Minister representing the Prime Minister, Senator Wong. Morgan Stanley's chief economist has forecast property prices to decline by up to 10 per cent due to tax changes and rate hikes. On Wednesday morning, the Minister for Housing, Clare O'Neil, said Australia's falling house prices are due to a 'correction' in the housing market. That's confronting news for the...”

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Please note that numbers do not measure quality. Also, Senators may do other things not currently covered by this site. (More about this)

• Has spoken in 99 debates in the last year — above average amongst Senators.
• People have made 0 comments on this Senator's speeches — average amongst Senators.
• 5 people are tracking whenever this Senator speaks — email me whenever Matt O'Sullivan speaks.
• Has used three-word alliterative phrases (e.g. "she sells seashells") 348 times in debates — average amongst Senators. (Why is this here?)

Matt O'Sullivan's latest interest statementLast updated: 8 Dec 2025