Gresham College is an institution of higher learning located at Barnard's Inn Hall off Holborn in Central London, England that does not accept students or award degrees.

[3] Sir Thomas Gresham, founder of the Royal Exchange, left his estate jointly to the City of London Corporation and the Mercers' Company, which today support the college through the Joint Grand Gresham Committee under the presidency of the Lord Mayor of London.

Gresham College was mentioned "particularly and academically" alongside the Inns of Court and other colleges in London as part of a figurative University of London in Sir George Buck's tract, The Third Universitie of England: Or a Treatise of the Foundations of all the Colledges, Auncient Schooles of Priviledge, and of Houses of Learning, and Liberall Arts, within and about the Most Famous Cittie of London, published in 1615 as an appendix to John Stow's Annales.

Since 2000, the college regularly invites visiting speakers to deliver lectures on topics outside its usual range, and it also hosts occasional seminars and conferences.

The astronomy reader is to read in his solemn lectures, first the principles of the sphere, and the theory of the planets, and the use of the astrolabe and the staff, and other common instruments for the capacity of mariners.

There are also regular visiting professors appointed to give series of lectures at the College, and a many single-lecture speakers.