'Yancin faɗar albarkacin baki ƙa'ida ce da ke tallafawa ƴancin mutum ko al'umma don bayyana ra'ayoyinsu ba tare da tsoron ramuwar gayya ba, ko takunkumin doka. Kalmar 'yanci faɗar albarkacin baki galibi ana amfani da ita dai-dai amma, a ma'anar doka, ya haɗa da kowane aiki na neman, karɓar, da kuma ba da bayani ko ra'ayoyi, ba tare da la'akari da matsakaicin da ake amfani da shi ba. A dama zuwa yancin faɗar albarkacin baki da aka gane a matsayin wani mutum dama a karkashin labarin 19 na Universal Declaration of Human Rights (UDHR) da kuma gane a duniya kare hakkin dan adam dokar a cikin International Wa'adi on Civil da kuma siyasa Rights (ICCPR).