| Centuries: | 5th century · 6th century · 7th century |
| Decades: | 480s 490s 500s 510s 520s 530s 540s |
| Years: | 515 516 517 518 519 520 521 |
| 518 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 518 DXVIII |
| Ab urbe condita | 1271 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1326 – -1325 |
| Bengali calendar | -75 |
| Berber calendar | 1468 |
| Buddhist calendar | 1062 |
| Burmese calendar | -120 |
| Byzantine calendar | 6026 – 6027 |
| Chinese calendar | 丁酉年十二月初四日 (3154/3214-12-4) — to —
戊戌年十一月十四日(3155/3215-11-14) |
| Coptic calendar | 234 – 235 |
| Ethiopian calendar | 510 – 511 |
| Hebrew calendar | 4278 – 4279 |
| Hindu calendars | |
| - Bikram Samwat | 574 – 575 |
| - Shaka Samvat | 440 – 441 |
| - Kali Yuga | 3619 – 3620 |
| Holocene calendar | 10518 |
| Iranian calendar | 104 BP – 103 BP |
| Islamic calendar | 107 BH – 106 BH |
| Japanese calendar | |
| Korean calendar | 2851 |
| Thai solar calendar | 1061 |