63

63 may refer to:
 * 63 (number)
 * one of the years 63 BC, AD 63, 1963, 2063
 * +63, telephone country code in the Philippines
 * Flight 63 (disambiguation)
 * 63 (Las Vegas), a shopping mall
 * 63 (album), by Tree63
 * 63 (mixtape), by Kool A.D.
 * "Sixty Three", a song by Karma to Burn from the album Mountain Czar, 2016
 * 63 Ausonia, a main-belt asteroid