London South Bank University (LSBU) is a public university in Elephant and Castle, London. It is based in the London Borough of Southwark, near the South Bank of the River Thames, from which it takes its name. Founded in 1892 as the Borough Polytechnic Institute, it achieved university status in 1992 under the Further and Higher Education Act 1992.

In September 2003, the university underwent its most recent name change to become London South Bank University (LSBU) and has since opened several new centres including the School of Health and Social Care, the Centre for Efficient and Renewable Energy in Buildings (CEREB), a new Student Centre, an Enterprise Centre, and a new media centre Elephant Studios. The university has 16,840 students and 1,700 staff.

In November 2016, the university was named the Entrepreneurial University of the Year at the Times Higher Education Awards. In the inaugural 2017 Teaching Excellence Framework, London South Bank University was awarded a Silver rating and maintained the rating in the 2023 assessment.