The family moved to Sydney in 1880, where Leopold attended St Ignatius' College, Riverview.
Broinoswski graduated with a Bachelor of Arts in 1897, after spending time as a teacher at Newington College and helping on his father's Campbelltown farm.
He subsequently became a journalist, writing for the Goulburn Evening Penny Post before moving to Hobart to work for the Mercury, of which he became associate editor in 1904.
[1] Broinowski contested the Australian House of Representatives at the 1922 federal election, running unsuccessfully as one of three endorsed Nationalists in Denison.
His early support for federation was tempered by a strong states' rights campaign; his slogan was "Tasmania First".