502

502 may refer to:


 * 502 (number), a number
 * AD 502, a year
 * 502 BC, a year
 * Area code 502, a North American telephone area code in northern central Kentucky, including Louisville
 * List of highways numbered 502
 * "502" (song), by Megadeth
 * "502", a song by Marduk on the album Panzer Division Marduk about the 502nd Heavy Panzer Battalion.
 * HTTP 502, the HTTP error response status for "Bad Gateway"
 * Fiat 502, a passenger car