网页1679 (MDCLXXIX) was a common year starting on Sunday of the Gregorian calendar and a common year starting on Wednesday of the Julian calendar, the 1679th year of the Common Era (CE) and Anno Domini (AD) designations, the 679th year of the 2nd millennium, the 79th year of the 17th century, and the 10th and last year of the 1670s decade.