Selected Ambient Works 85–92 is the debut album by the British electronic music producer Aphex Twin. It was released on 9 November 1992 through Apollo Records, a subsidiary of the Belgian label R&S Records. The album consists of ambient techno tracks that were recorded on cassette as early as 1985, when James was 13-14 years old. On release it received widespread acclaim and entered the Dance Albums Chart at No. 6 on 26 December 1992.

Selected Ambient Works 85–92 is considered a classic, defining work of electronica. Music journalists have credited it with expanding the scope of ambient music and with introducing techno to fans of indie music. The website AllMusic described the album as "a masterpiece of ambient techno". Selected Ambient Works 85–92 has appeared on best-of lists; in 2012 the UK magazine Fact named it the greatest album of the 1990s.