131

131 may refer to:


 * 131 (number)
 * AD 131
 * 131 BC
 * 131 (album), the album by Emarosa
 * 131 (MBTA bus), the Massachusetts Bay Transportation Authority bus. For the MBTA bus, see 131 (MBTA bus).
 * 131 (New Jersey bus), the New Jersey Transit bus
 * 131 Vala, a main-belt asteroid
 * Fiat 131, also known as the Tofaş Murat 131, a family car
 * SEAT 131, a rebadged Fiat 131