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Year 530 (DXXX) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Lampadius and Probus (or, less frequently, year 1283 Ab urbe condita). The denomination 530 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
|Ab urbe condita||1283|
|Balinese saka calendar||451–452|
|Chinese calendar||己酉年 (Earth Rooster)|
3226 or 3166
— to —
庚戌年 (Metal Dog)
3227 or 3167
|- Vikram Samvat||586–587|
|- Shaka Samvat||451–452|
|- Kali Yuga||3630–3631|
|Iranian calendar||92 BP – 91 BP|
|Islamic calendar||95 BH – 94 BH|
|Minguo calendar||1382 before ROC|
|Seleucid era||841/842 AG|
|Thai solar calendar||1072–1073|
656 or 275 or −497
— to —
657 or 276 or −496
- December 15 – Emperor Justinian I selects a second commission to excerpt and codify the writings of the jurists on Roman law. This becomes the Digest (Pandects).
- Tribonian becomes quaestor sacri palatii and chief editor of the compilation of the old Roman lawyers' writings.
- Spring – Battle of Dara: Belisarius and Hermogenes (magister officiorum) defeat a combined Persian-Arab army of 50,000 men at Dara (modern Turkey), by entrenching his infantry in a refused position in the centre line, then carrying out a cavalry envelopment to culminate a classic defensive-offensive battleplan.
- Summer – Battle of Satala: A Byzantine cavalry force (30,000 men) under command of Sittas defeats a major Persian invasion into Roman Armenia.
- King Hilderic is deposed by his cousin Gelimer after a 7-year reign. He restores Arianism as the official religion of the Vandal Kingdom, and puts his uncle along with supporters in prison.
- Justinian I sends an embassy to Carthage to negotiate with Hilderic. He replies: “Nothing is more desirable than that a monarch should mind his own business.”
- Emperor Xiao Zhuang Di is arrested and imprisoned in a Buddhist temple at Jinyang (Shanxi). He is succeeded by Chang Guang Wang, who becomes the new ruler of Northern Wei.
- Xiao Tong, eldest son of emperor Wu Di, compiles the Wen Xuan (Literary Selections), a famous anthology of works dating from the Han to the Liang Dynasty (approximate date).
- The Mosaic synagogue floor from Maon (Judea) is made. It is now kept at the Israel Museum in Jerusalem (approximate date).
- The Vishnu Temple at Deogarh, Uttar Pradesh (India) is built. Post-Gupta period (approximate date).
- September 22 – Pope Felix IV dies at Rome after a 4-year reign, in which he has condemned semi-pelagianism. He is succeeded by Boniface II, an archdeacon of German descent, who becomes the 55th pope.
- October 14 – Dioscorus is elected as antipope in the Lateran Palace, but he dies within a month, thus ending the schism.
- Brendan, Irish abbot, allegedly climbs to the top of Mount Brandon, to look for the Americas (approximate date).
- BRENNAN, BRIAN (1996). "DEATHLESS MARRIAGE AND SPIRITUAL FECUNDITY IN VENANTIUS FORTUNATUS'S "DE VIRGINITATE"". Traditio. 51: 73–97. doi:10.1017/S0362152900013374. JSTOR 27831930.
- "Dioscorus - pope". Encyclopedia Britannica. Retrieved July 17, 2018.
- "Colmán mac Lénéni". Oxford Reference. Retrieved July 17, 2018.