Oakville Public Library is the public library system for the Town of Oakville, Ontario, Canada.

Through its seven branches, website and various express and outreach locations, the Oakville Public Library (also known as OPL) provides a wide range of services for Oakville residents.

In 2023, OPL had over 67,000 active cardholders with over 4,198,000 physical and digital materials in circulation The Library has 232,100+ books and CD audiobooks in its collection.

In 1827, Oakville's first library was established when William Tassie, the town's first schoolmaster, opened a reading room in the meeting hall located on the site of the current central library.

Between the 1860s and the 1960s, the library moved to four other locations in town, only to return to the Navy Street site in 1967 with the opening of the new Centennial complex housing the library and art gallery.