Macquarie Group Limited (formally Macquarie Bank Limited) is an Australian merchant bank and financial services group, providing a broad range of products and services to investors, corporations and government. Its global headquarters are located in Sydney, and it is listed on the Australian Securities Exchange (ASX). It is the only large, majority Australian-owned investment bank.

During 2005, it raised more than $80 billion AUD in equity capital markets, capital raisings and floats, making it the largest player in Australia in capital raisings. It is the second largest player in the mergers and acquisitions area of corporate finance in Australia.