St Vincent's College (colloquially known as Vinnies), is an independent Roman Catholic single-sex secondary day and boarding school for girls, located in Victoria Street, Potts Point, an inner-city suburb of Sydney, New South Wales, Australia.

The college is one of Australia's oldest Catholic girls' schools, founded by the Sisters of Charity as a co-educational primary school in 1858, and celebrated its sesquicentenary in 2008. St Vincent's College follows St Irenaeus' dictum that "the Glory of God is the human person fully alive", and follows the spirituality of Ignatius of Loyola. St Vincent's has a non-selective enrolment policy and currently caters for approximately 680 girls in Years 7 to 12, including 140 boarders.St Vincent's is affiliated with the Association of Heads of Independent Schools of Australia (AHISA), the Australian Boarding Schools' Association (ABSA), the Alliance of Girls' Schools Australasia (AGSA), and is a member of the Association of Heads of Independent Girls' Schools (AHIGS).