1991

The following Apple-related events occurred in 1991:
===January 1991===
*January 15: Future Apple software engineer Ed Mackowiak is born.
===February 1991===
===March 1991===
*March 18: Apple co-founder Steve Jobs marries Laurene Powell in a ceremony at Yosemite National Park.
*March 27: IBM spins off its printer division into Lexmark.
===April 1991===
*April 11-13: Apple Expo holds its spring event at Parc Chanot in Marseille, France.
===May 1991===
*May 13-17: The 1991 Worldwide Developers Conference is held at the San Jose McEnery Convention Center in California, where System 7 is released.
===June 1991===
===July 1991===
*July 19: Peripheral manufacturer Kensington is incorporated.
===August 1991===
*August 6: The first website of the World Wide Web is published by Tim Berners-Lee from a NeXT Computer.
*August 28: The first email from space is sent from a Macintosh Portable running AppleLink aboard the Space Shuttle Atlantis.
===September 1991===
*September 5: After reaching a licensing agreement with Connectix, Apple Computer makes MODE32 freely available to 32-bit Macs without 32-bit clean ROMs.
*September 18-21: Apple Expo 1991 holds its fall event in Puteaux, France.
*September 22: Reed Jobs, the only son of Apple co-founder Steve Jobs, is born.
*September 27: The Apple OneScanner is released, replacing the original Apple Scanner.
===October 1991===
*October 1: System 6.1 is released for Macintosh computers in Arabic and Hebrew markets.
*October 2: Apple Computer, IBM, and Motorola jointly form the AIM alliance, which was created to develop a new computing platform which would be known as PowerPC.
*October 21: Apple Computer releases the Macintosh Classic II, the first Macintosh Quadra models (Quadra 700 and 900), and the first PowerBook models (PowerBook 100, 140, and 170), all running System 7.0.1. Japanese models are shipped with KanjiTalk 6.0.7.1. The Macintosh Portable is discontinued.
===November 1991===
*November 12: The NuBus 90 specification is formally approved.
===December 1991===
*December 2: QuickTime 1.0 is released for Macintosh System 6.
===Undated===
*MacAddict (later named Mac|Life) calls 1989 to 1991 the "golden age of the Macintosh".