Collins Booksellers Pty Ltd is an Australian book store chain founded in 1922 by Frederick Henry Slamen.

The company was founded by Fredrick Slamen at 622 Collins St in 1922 as a newsagency.

It expanded into books when Slamen attempted to purchase the Hill of Content bookstore, opened by A.H Spencer.

[2] During the 1970s, the chain expanded rapidly, opening stores in New South Wales, the Australian Capital Territory, Western Australia and Queensland.

[5] In April 2024, the Slamen family sold the freehold of the original Hill of Content store in Bourke St for 5.3 million.