Peter Bonnett Wight FAIA (August 1, 1838 – September 8, 1925) was an American 19th-century architect from New York City who worked there and in Chicago.Wight was born and raised in New York City (his family lived at 93 West 13th Street) and graduated in 1855 from the Free Academy (founded in 1848 and located on East 23rd Street at Lexington Avenue).

He had associations with critic Russell Sturgis and was mentored by Thomas R. Jackson, through whom he came to admire the work of American architect Richard Upjohn and the writings of English social reformer and art critic John Ruskin[1] Wight's career "flourished in the 1860s and early 1870s in New York, where he developed a decorative, historicist style that showed affinities to the work of European designers John Ruskin and Augustus Welby Northmore Pugin."

[1] Wight designed commercial and residential buildings, as well as furniture and wallpaper in the Eastlake style.

[1] Isaac G. Perry's work designing The New York State Inebriate Asylum may have been assisted by Peter Bonnett Wight (1838–1925), the head draftsman in Thomas R. Jackson's firm, but Wight's role in the project is not well documented.

The building's entrances from the college campus and Chapel Street reflected "the donor's wishes and symbolically uniting school and city.