Sadid

Sadid or Sedid (سديد) may refer to:
 * Sedid, Razavi Khorasan
 * Sadid, South Khorasan
 * Sadid Industrial Group, Iranian industrial conglomerate
 * Sadid Hossain, Bangladeshi cricketer
 * Sadid al-Din al-Kazaruni (fl. 14th century), Persian physician
 * Sadid Mibzal, Sylheti Artist